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Patents
Printing And Office Machinery Patents
Typewriter Or Calculator Patents
Calculator (3) Patents
With Keyboard Patents (Class D18/7)
With Keyboard Patents (Class D18/7)
With carriage (Class D18/8)
Data entry terminal for electronic computers
Patent number:
D299234
Type:
Grant
Filed:
October 31, 1985
Date of Patent:
January 3, 1989
Assignee:
Kabushiki Kaisha Toshiba
Inventor:
Takashi Kajita
Desk-top electronic calculator
Patent number:
D299251
Type:
Grant
Filed:
April 22, 1986
Date of Patent:
January 3, 1989
Assignee:
Canon Kabushiki Kaisha
Inventors:
Aiko Endo, Takeshi Hasegawa, Akihiko Kobayashi
Pocket computer
Patent number:
D299464
Type:
Grant
Filed:
May 23, 1986
Date of Patent:
January 17, 1989
Assignee:
Sharp Kabushiki Kaisha (Sharp Corporation)
Inventors:
Hajime Shiozawa, Kazumi Osaka, Ken Kimata
Electronic calculator
Patent number:
D300227
Type:
Grant
Filed:
April 16, 1986
Date of Patent:
March 14, 1989
Assignee:
Aurora Impex Corporation
Inventor:
Isoroku Noguchi
Digital display spelling dictionary
Patent number:
D300534
Type:
Grant
Filed:
November 19, 1986
Date of Patent:
April 4, 1989
Assignee:
Franklin Computer Corporation
Inventor:
Ngoc M. Luong
Calculator
Patent number:
D300539
Type:
Grant
Filed:
August 7, 1987
Date of Patent:
April 4, 1989
Assignee:
Joseph Leeb Enterprises
Inventor:
Robert Wong
Electronic calculator
Patent number:
D301895
Type:
Grant
Filed:
March 5, 1986
Date of Patent:
June 27, 1989
Assignee:
Casio Computer Co., Ltd.
Inventor:
Masaki Hayashi
Portable hand-held computer
Patent number:
D302265
Type:
Grant
Filed:
October 30, 1986
Date of Patent:
July 18, 1989
Assignee:
Itron, Inc.
Inventors:
George L. Siegner, David C. Shoptaw
Display terminal
Patent number:
D302269
Type:
Grant
Filed:
November 6, 1986
Date of Patent:
July 18, 1989
Assignee:
Random Corporation
Inventor:
Lawrence J. Kelly
Combined lighter and calculator for determining the number of cigarettes smoked
Patent number:
D302336
Type:
Grant
Filed:
October 14, 1986
Date of Patent:
July 18, 1989
Inventor:
Errol D. Erickson
Pocket computer
Patent number:
D302549
Type:
Grant
Filed:
November 9, 1987
Date of Patent:
August 1, 1989
Assignee:
Binagraphics, Inc.
Inventor:
Forrest S. Wright
Wine selector
Patent number:
D302565
Type:
Grant
Filed:
March 18, 1986
Date of Patent:
August 1, 1989
Inventor:
Hans Bertschmann
Data entry and display computer for a bus fare adjustment system
Patent number:
D302973
Type:
Grant
Filed:
March 21, 1986
Date of Patent:
August 22, 1989
Assignee:
Kabushiki Kaisha Toshiba
Inventor:
Yoshiaki Nishida
Portable computer terminal housing for accessing and inputting patient medical data
Patent number:
D303111
Type:
Grant
Filed:
November 18, 1985
Date of Patent:
August 29, 1989
Assignee:
American Telephone and Telegraph Company, AT&T Bell Laboratories
Inventor:
Steven J. Paley
Portable hand held data entry terminal
Patent number:
D303112
Type:
Grant
Filed:
August 20, 1986
Date of Patent:
August 29, 1989
Assignee:
Universal Data Incorporated
Inventor:
Franklin J. Desrochers
Electronic calculator
Patent number:
D303121
Type:
Grant
Filed:
November 21, 1986
Date of Patent:
August 29, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Hiroshi Sakaguchi, Katsuhiro Iida, Toshiya Takahashi
Data entry & display
Patent number:
D303521
Type:
Grant
Filed:
June 26, 1986
Date of Patent:
September 19, 1989
Assignee:
International Business Machines Corporation
Inventors:
Dino M. Savio, Joseph F. Talerico
Electronic calculator
Patent number:
D303540
Type:
Grant
Filed:
July 10, 1986
Date of Patent:
September 19, 1989
Inventor:
Stephen H. Lewis
Electronic calculator
Patent number:
D303677
Type:
Grant
Filed:
April 1, 1986
Date of Patent:
September 26, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Takahisa Yubisui, Hiroshi Sakaguchi, Noriko Satake
Electronic calculator
Patent number:
D303678
Type:
Grant
Filed:
September 24, 1986
Date of Patent:
September 26, 1989
Assignee:
Sharp Kabushiki Kaishi
Inventors:
Takahisa Yubisui, Hiroshi Sakaguchi, Masaki Kawamura
Electronic calculator
Patent number:
D303679
Type:
Grant
Filed:
November 12, 1986
Date of Patent:
September 26, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Hiroshi Sakaguchi, Katsuhiro Iida, Toshiya Takahashi
Electronic calculator
Patent number:
D303680
Type:
Grant
Filed:
November 21, 1986
Date of Patent:
September 26, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Takahisa Yubisui, Hiroshi Sakaguchi, Mieko Harada
Electronic calculator
Patent number:
D303681
Type:
Grant
Filed:
February 5, 1987
Date of Patent:
September 26, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Hiroshi Sakaguchi, Toshiya Takahashi
Electronic calculator with memo
Patent number:
D303807
Type:
Grant
Filed:
July 25, 1986
Date of Patent:
October 3, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Takahisa Yubisui, Hiroshi Sakaguchi, Toshiya Takahashi
Pocket computer
Patent number:
D303955
Type:
Grant
Filed:
November 12, 1986
Date of Patent:
October 10, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Hajime Shiozawa, Keiichi Koyama
Computer display terminal
Patent number:
D303956
Type:
Grant
Filed:
July 31, 1986
Date of Patent:
October 10, 1989
Inventor:
Richard J. Ditzik
Electronic calculator
Patent number:
D303980
Type:
Grant
Filed:
August 22, 1986
Date of Patent:
October 10, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Takahisa Yubisui, Hiroshi Sakaguchi, Toshiya Takahashi
Dest-top electronic calculator
Patent number:
D303981
Type:
Grant
Filed:
September 9, 1986
Date of Patent:
October 10, 1989
Assignee:
Canon Kabushiki Kaisha
Inventors:
Keiko Takemata, Eiichi Yoshioka
Desk-top electronic calculator
Patent number:
D303982
Type:
Grant
Filed:
September 23, 1986
Date of Patent:
October 10, 1989
Assignee:
Canon Kabushiki Kaisha
Inventors:
Fumiya Matsuoka, Takeshi Hasegawa
Input/output terminal
Patent number:
D304175
Type:
Grant
Filed:
November 26, 1986
Date of Patent:
October 24, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Hiroshi Sakaguchi, Masaki Kawamura
Input/output device for electronic memo
Patent number:
D304718
Type:
Grant
Filed:
November 26, 1986
Date of Patent:
November 21, 1989
Assignee:
Sharp Kabushiki Kaisha
Inventors:
Hiroshi Sakaguchi, Masaki Kawamura
Electronic calculator
Patent number:
D304731
Type:
Grant
Filed:
November 24, 1986
Date of Patent:
November 21, 1989
Assignee:
Casio Computer Co., Ltd.
Inventor:
Yuichi Ohnumata
Integrated circuit card with magnetic reader strip and keyboard and display
Patent number:
D304826
Type:
Grant
Filed:
October 31, 1988
Date of Patent:
November 28, 1989
Assignee:
Kabushiki Kaisha Toshiba
Inventor:
Shigeru Sutoh
Portable data input terminal
Patent number:
D304930
Type:
Grant
Filed:
March 19, 1986
Date of Patent:
December 5, 1989
Assignee:
Seiko Instruments & Electronics Ltd.
Inventors:
Miyoji Hongo, Katsumi Yonetsu
Integrated circuit card with magnetic reading strip and keyboard and display
Patent number:
D305023
Type:
Grant
Filed:
March 25, 1987
Date of Patent:
December 12, 1989
Assignee:
Kabushiki Kaisha Toshiba
Inventor:
Shigeru Suto
Electronic memorandum input/output terminal
Patent number:
D305535
Type:
Grant
Filed:
May 26, 1987
Date of Patent:
January 16, 1990
Assignee:
Sharp Corporation
Inventors:
Hiroshi Sakaguchi, Tadahiko Saimen
Electronic calculator with printer
Patent number:
D305668
Type:
Grant
Filed:
August 13, 1987
Date of Patent:
January 23, 1990
Assignee:
Sharp Corporation
Inventors:
Hiroshi Sakaguchi, Masaki Kawamura
Hand-held laser scanning terminal
Patent number:
D305884
Type:
Grant
Filed:
December 9, 1988
Date of Patent:
February 6, 1990
Assignee:
Symbol Technologies, Inc.
Inventors:
Mark Krichever, Boris Metlitsky
Electronic calculator with radio
Patent number:
D305906
Type:
Grant
Filed:
August 12, 1986
Date of Patent:
February 6, 1990
Assignee:
Sharp Corporation
Inventors:
Yubisui Takahisa, Hiroshi Sakaguchi, Tadahiko Saimen
Combined calculator and cradle therefor
Patent number:
D306176
Type:
Grant
Filed:
August 22, 1986
Date of Patent:
February 20, 1990
Assignee:
Sharp Corporation
Inventors:
Takahisa Yubisui, Hiroshi Sakaguchi, Masaki Kawamura
Electronic calculator
Patent number:
D306311
Type:
Grant
Filed:
February 6, 1987
Date of Patent:
February 27, 1990
Assignee:
Matsushita Electric Industrial Co., Ltd.
Inventors:
Tetsuo Sugi, Kazuyoshi Kojima
Pocket calculator
Patent number:
D306456
Type:
Grant
Filed:
July 27, 1987
Date of Patent:
March 6, 1990
Assignee:
Dah Sun Electronics Company Limited
Inventor:
Chi H. D. Chan
Controller for label printing and applying machine
Patent number:
D306610
Type:
Grant
Filed:
February 10, 1986
Date of Patent:
March 13, 1990
Assignee:
Kabushiki Kaisha Sato
Inventors:
Yo Sato, Tadao Kashiwaba
Electronic calculator
Patent number:
D306743
Type:
Grant
Filed:
December 7, 1987
Date of Patent:
March 20, 1990
Assignee:
Casio Computer Co., Ltd.
Inventor:
Yuichi Onumata
Electronic calculator with solar cell
Patent number:
D307032
Type:
Grant
Filed:
July 6, 1987
Date of Patent:
April 3, 1990
Assignee:
Sharp Corporation
Inventors:
Masaji Sawada, Toshiya Takahashi
Calculator or similar article
Patent number:
D307156
Type:
Grant
Filed:
November 25, 1987
Date of Patent:
April 10, 1990
Assignee:
Cal-Comp Electronics, Inc.
Inventor:
Ray Chen
Electronic calculator with printer
Patent number:
D307289
Type:
Grant
Filed:
June 17, 1987
Date of Patent:
April 17, 1990
Assignee:
Sharp Corporation
Inventors:
Hiroshi Sakaguchi, Masaki Kawamura
Calculator or similar article
Patent number:
D307290
Type:
Grant
Filed:
November 25, 1987
Date of Patent:
April 17, 1990
Assignee:
Cal-Comp Electronics, Inc.
Inventor:
Ray Chen
Electronic calculator
Patent number:
D307291
Type:
Grant
Filed:
July 7, 1987
Date of Patent:
April 17, 1990
Assignee:
Casio Computer Co., Ltd.
Inventor:
Yukihiko Ida
Electronic calculator
Patent number:
D307292
Type:
Grant
Filed:
December 22, 1987
Date of Patent:
April 17, 1990
Assignee:
Sharp Corporation
Inventors:
Hiroshi Sakaguchi, Tadahiko Saimen
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