Dynabook Inc.
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, formerly Toshiba Client Solutions Co., Ltd., is a Japanese personal computer manufacturer owned by
Sharp Corporation is a Japanese multinational corporation that designs and manufactures electronic products, headquartered in Sakai-ku, Sakai, Osaka Prefecture. Since 2016 it has been majority owned by the Taiwan-based Foxconn Group. Sharp employs more than 5 ...
; it was owned by, and branded as,
Toshiba , commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. Its diversified products and services include power, industrial and social infrastructure system ...
from 1958 to 2018. It claims its
Toshiba T1100 The Toshiba T1100 is a laptop manufactured by Toshiba in 1985, and has subsequently been described by Toshiba as "''the world's first mass-market laptop computer''". Its technical specifications were comparable to the original IBM PC desktop, using ...
, launched in 1985, as the first mass-market
laptop PC A laptop, laptop computer, or notebook computer is a small, portable personal computer (PC) with a screen and alphanumeric keyboard. Laptops typically have a clam shell form factor with the screen mounted on the inside of the upper li ...
. Toshiba had used the brand name "DynaBook" or "dynabook" since 1989, but Dynabook became the worldwide brand in 2019. , Dynabook Inc. had 162.9 billion
yen The is the official currency of Japan. It is the third-most traded currency in the foreign exchange market, after the United States dollar (US$) and the euro. It is also widely used as a third reserve currency after the US dollar and the e ...
(US$ billion) in annual sales and 2,680 employees; , Dynabook Americas described the business as being a "$60 billion global company employing nearly 200,000 in 30 countries".


History

The company began as Kawasaki Typewriter Co., Ltd. in 1954, but was bought by Tokyo Shibaura Electric Co., Ltd. (later Toshiba Corporation). Its name was changed to Toshiba Typewriter Co., Ltd. in 1958, Toshiba Business Machines Company in 1968, Toshiba Information Systems Corporation in 1984 after merging in Toshiba Business Computers Company, and Toshiba Client Solutions Co., Ltd. in 2016.


Toshiba era

The
dynabook The KiddiComp concept, envisioned by Alan Kay in 1968 while a PhD candidate, and later developed and described as the Dynabook in his 1972 proposal "A personal computer for children of all ages", outlines the requirements for a conceptual portabl ...
was a portable computer concept first introduced by
Alan C. Kay Alan Curtis Kay (born May 17, 1940) published by the Association for Computing Machinery 2012 is an American computer scientist best known for his pioneering work on object-oriented programming and windowing graphical user interface (GUI) d ...
in the 1960s and 1970s. Tetsuya Mizoguchi, an executive in Toshiba's mainframe computer division, read Kay's paper "Personal Dynamic Media" in the March 1977 ''
IEEE Computer ''Computer'' is an IEEE Computer Society practitioner-oriented magazine issued to all members of the society. It contains peer-reviewed articles, regular columns, and interviews on current computing-related issues. ''Computer'' provides informatio ...
''; and inspired by the concept of a computer that could be carried and used by anyone of any age, Mizoguchi became determined to develop such a computer. The Dynabook trademark was already owned by other companies in Japan and the United States: Toshiba didn't use the name in the U.S., but
ASCII Corporation was a Japanese publishing company based in Chiyoda, Tokyo. It became a subsidiary of Kadokawa Group Holdings in 2004, and merged with another Kadokawa subsidiary MediaWorks (publisher), MediaWorks on April 1, 2008, becoming ASCII Media Works. T ...
had acquired the rights in Japan, so Toshiba paid a fee to ASCII to use the name there. The trademark rights in Britain, France, and West Germany were also able to be acquired. The first Toshiba computer with the name DynaBook was announced on June 26, 1989. In August 1989, Mizoguchi sent a letter and a Toshiba DynaBook T1000SE to Kay in Boston, and in December Kay was Mizoguchi's guest at Toshiba. In 1990, the T1000SE became mandatory for all 82 students at
Methodist Ladies' College, Melbourne ("For God and for Home") , established = , type = Independent, single-sex, day and boarding school , denomination = Uniting , slogan = "MLC girls become world-ready women"
.


Sharp era

In 2018,
Toshiba Corporation , commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. Its diversified products and services include power, industrial and social infrastructure syste ...
was in the midst of an accounting scandal, and was under pressure to cut costs; Toshiba Client Solutions Co., Ltd., became 80.1% owned by
Sharp Corporation is a Japanese multinational corporation that designs and manufactures electronic products, headquartered in Sakai-ku, Sakai, Osaka Prefecture. Since 2016 it has been majority owned by the Taiwan-based Foxconn Group. Sharp employs more than 5 ...
, in turn majority-owned by
Foxconn Hon Hai Precision Industry Co., Ltd., trading as Hon Hai Technology Group in China and Taiwan and Foxconn internationally, is a Taiwanese multinational electronics contract manufacturer established in 1974 with headquarters in Tucheng, New T ...
; Sharp paid $36 million for the shares. TCS then changed its corporate name to Dynabook. Sharp exercised a
call option In finance, a call option, often simply labeled a "call", is a contract between the buyer and the seller of the call option to exchange a security at a set price. The buyer of the call option has the right, but not the obligation, to buy an ...
on the remaining 19.9% of the shares on June 30, 2020, making Dynabook wholly owned by Sharp in August 2020, and indicated plans for Dynabook to have an
initial public offering An initial public offering (IPO) or stock launch is a public offering in which shares of a company are sold to institutional investors and usually also to retail (individual) investors. An IPO is typically underwritten by one or more investment ...
in 2020 or 2021.


Product lineup


Current

*
E series E series may refer to: * BMC E-series engine, a series of automobile engines * Electronic E series of preferred numbers, a series of preferred values for electronic components such as resistors, capacitors, inductors, zener diodes * Entwicklung seri ...
 – consumer laptops (since 2019) * Portégé –
ultrabook Ultrabook is a marketing term, originated and trademarked by Intel, for a category of high-end laptop computers. They were originally marketed as featuring ultra thin form factor and light weight design without compromising battery life or per ...
s, formerly
subnotebook Subnotebook, also called ultraportable, superportable, or mini notebook, was a marketing term for laptop computers that are smaller and lighter than a typical notebook-sized laptop. Types and sizes As typical laptop sizes have decreased over t ...
s (1994–2016, 2019–present) * Satellite Pro – prosumer laptops (1994–2016, 2020–present) *
Tecra The Tecra is a series of business laptops currently manufactured by Dynabook Inc., a subsidiary of Sharp Corporation formerly owned by Toshiba. The number of Tecra notebook models available for sale is strictly dependent on the location: North a ...
 – business laptops (1994–2016, 2019–present)


Former

*
Libretto A libretto (Italian for "booklet") is the text used in, or intended for, an extended musical work such as an opera, operetta, masque, oratorio, cantata or Musical theatre, musical. The term ''libretto'' is also sometimes used to refer to the t ...
 – handheld subnotebooks (1996–2002, 2005, 2010) * Qosmio – gaming laptops (2004–2014) *
Satellite A satellite or artificial satellite is an object intentionally placed into orbit in outer space. Except for passive satellites, most satellites have an electricity generation system for equipment on board, such as solar panels or radioisotope ...
 – consumer laptops (1992–2016) * T1100 (1985) * T3100 (1986) * T1200 (1987) * T1000 (1987)


Gallery of products

TOSHIBA Dynabook FV475 501TW (V486).jpg, DynaBook FV475 501TW (1994) Satellite 220cs b.jpg, DynaBook Satellite 220CS (1997) DynabookSS-3010-Toshiba.jpg, DynaBook SS 3010 (1998) Dynabook SS 2000-DS80P.jpg, DynaBook SS 2000-DS80P (2001) TOSHIBA DynaBook E7518CME.jpg, DynaBook E7 518CME (2003) DynabookA9.jpg, DynaBook A9 422CME (2003) SatelliteJ11.jpg, DynaBook Satellite J11 (2004) DynaBook SS MX 370LS.jpg, DynaBook SS MX/370LS (2006) Dynabook VZ83.jpg, DynaBook VZ83 (2020)


References


External links

* (redirects based on region) Sharp Corporation divisions and subsidiaries Computer companies of Japan Japanese companies established in 1954 Manufacturing companies based in Tokyo 2018 mergers and acquisitions {{Japan-company-stub