Typewriter Or Calculator Patents (Class D18/1)
Combined (1) (Class D18/2)
Cash handling machine (Class D18/3.1)
Cash register (Class D18/4.1)
Point-of-sale type terminal (Class D18/4.4)
Checkwriter (2) (Class D18/5)
Calculator (3) (Class D18/6)
Element or attachment (Class D18/12)
  • Computer
    Patent number: D317443
    Type: Grant
    Filed: June 22, 1989
    Date of Patent: June 11, 1991
    Assignee: Alps Electric Co., Ltd.
    Inventors: Jay Wilson, Michael R. Barry, Yosuke Yamamoto
  • Multi-function programmable electronic calculator
    Patent number: D317780
    Type: Grant
    Filed: June 26, 1989
    Date of Patent: June 25, 1991
    Assignee: Casio Computer Co., Ltd.
    Inventor: Shigeki Arai
  • Multi-function programmable electronic calculator
    Patent number: D317781
    Type: Grant
    Filed: June 28, 1989
    Date of Patent: June 25, 1991
    Assignee: Casio Computer Co., Ltd.
    Inventor: Kenji Takahata
  • Multi-function programmable electronic calculator
    Patent number: D317782
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: June 25, 1991
    Assignee: Casio Computer Co., Ltd.
    Inventor: Masanori Haneda
  • Typewriter
    Patent number: D317934
    Type: Grant
    Filed: January 6, 1989
    Date of Patent: July 2, 1991
    Assignee: Smith Corona Corporation
    Inventor: Paul M. Pierce
  • Desk top terminal having angularly adjustable display module
    Patent number: D319046
    Type: Grant
    Filed: May 9, 1989
    Date of Patent: August 13, 1991
    Inventors: Jeffrey Kapec, Kazuna Tanaka
  • Pocket electronic dictionary
    Patent number: D319223
    Type: Grant
    Filed: December 8, 1989
    Date of Patent: August 20, 1991
    Assignee: Smith Corona Corporation
    Inventors: Paul M. Pierce, Robert L. Kasprzycki
  • Word processor
    Patent number: D319636
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: September 3, 1991
    Assignee: Smith Corona Corporation
    Inventor: Mark J. Lampe
  • Electronic typewriter
    Patent number: D320998
    Type: Grant
    Filed: January 25, 1990
    Date of Patent: October 22, 1991
    Assignee: Canon Kabushiki Kaisha
    Inventor: Seiichi Omino
  • Electronic typewriter
    Patent number: D321202
    Type: Grant
    Filed: January 25, 1990
    Date of Patent: October 29, 1991
    Assignee: Canon Kabushiki Kaisha
    Inventor: Seiichi Omino
  • Typewriter
    Patent number: D322087
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: December 3, 1991
    Assignee: Smith Corona Corporation
    Inventor: Robert L. Kasprzycki
  • Child's typewriter
    Patent number: D322801
    Type: Grant
    Filed: May 15, 1989
    Date of Patent: December 31, 1991
    Assignee: Britains Petite Limited
    Inventor: John D. Vale
  • Electronic typewriter
    Patent number: D328606
    Type: Grant
    Filed: October 24, 1991
    Date of Patent: August 11, 1992
    Assignee: Lexmark International, Inc.
    Inventors: Peter J. Mendel, Ronald A. Smith, James P. Wang
  • Typewriter
    Patent number: D331253
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: November 24, 1992
    Assignee: Sharp Corporation
    Inventor: Tomoyuki Hirose
  • Typewriter
    Patent number: D331594
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: December 8, 1992
    Assignee: Sharp Corporation
    Inventor: Tomoyuki Hirose
  • Check protector/signer
    Patent number: D331770
    Type: Grant
    Filed: January 8, 1991
    Date of Patent: December 15, 1992
    Assignee: The Hedman Company
    Inventors: John Kriedich, John S. Schubert, Julian R. Haynes
  • Electronic typewriter
    Patent number: D332617
    Type: Grant
    Filed: September 25, 1991
    Date of Patent: January 19, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventor: Seiichi Omino
  • Electronic typewriter
    Patent number: D332618
    Type: Grant
    Filed: September 27, 1991
    Date of Patent: January 19, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventor: Seiichi Omino
  • Typewriter
    Patent number: D332960
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: February 2, 1993
    Assignee: Smith Corona Corporation
    Inventor: Paul M. Pierce
  • Word processor
    Patent number: D333830
    Type: Grant
    Filed: January 22, 1991
    Date of Patent: March 9, 1993
    Assignee: Smith Corona Corporation
    Inventor: Mark J. Lampe
  • Typewriter
    Patent number: D334942
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: April 20, 1993
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Tomoyuki Hirose
  • Electronic computer
    Patent number: D336076
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: June 1, 1993
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Iino Masaaki
  • Braille writer
    Patent number: D617369
    Type: Grant
    Filed: May 5, 2008
    Date of Patent: June 8, 2010
    Assignee: Perkins School For The Blind
    Inventors: David S. Morgan, Sona Patadia, Linda Pulik, Lisa Yanz
  • Hand held business timer
    Patent number: D336441
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: June 15, 1993
    Inventor: Carl W. Meyer
  • Portable typewriter for the handicapped
    Patent number: D337346
    Type: Grant
    Filed: January 30, 1992
    Date of Patent: July 13, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventor: Mayumi Takeuchi
  • Electronic calculator
    Patent number: D350149
    Type: Grant
    Filed: January 5, 1993
    Date of Patent: August 30, 1994
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Word processor
    Patent number: D351183
    Type: Grant
    Filed: September 21, 1992
    Date of Patent: October 4, 1994
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Ryoichi Ishiura
  • Electronic typewriter
    Patent number: D351184
    Type: Grant
    Filed: January 5, 1993
    Date of Patent: October 4, 1994
    Assignee: Ing. C. Olivettie & C., S.p.A.
    Inventor: Mario Bellini
  • Typewriter
    Patent number: D354071
    Type: Grant
    Filed: April 29, 1993
    Date of Patent: January 3, 1995
    Assignee: Lexmark International, Inc.
    Inventors: Freddie M. Lawson, Peter J. Mendel, Steven A. Silverstein
  • Cash register
    Patent number: D354976
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: January 31, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Takao Miyake, Kensho Tsuji
  • Portable computer
    Patent number: D355171
    Type: Grant
    Filed: June 4, 1993
    Date of Patent: February 7, 1995
    Assignee: Hewlett-Packard Corporation
    Inventor: Michael D. Derocher
  • Keyboard for electronic computer
    Patent number: D355902
    Type: Grant
    Filed: June 29, 1993
    Date of Patent: February 28, 1995
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masaaki Iino
  • Electronic word processor
    Patent number: D356104
    Type: Grant
    Filed: January 26, 1993
    Date of Patent: March 7, 1995
    Assignee: Canon Business Machines, Inc.
    Inventor: Hidero Matsumoto
  • Computer housing
    Patent number: D357231
    Type: Grant
    Filed: October 14, 1993
    Date of Patent: April 11, 1995
    Assignee: Neway Hong Kong Ltd.
    Inventor: Ping-Wah Lam
  • Electronic typewriter
    Patent number: D359750
    Type: Grant
    Filed: January 19, 1994
    Date of Patent: June 27, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kenzo Yoshida, Akira Tanabe
  • Word processor
    Patent number: D359751
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: June 27, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Kenzo Yoshida
  • Word processor
    Patent number: D359752
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: June 27, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Kenzo Yoshida
  • Word processor
    Patent number: D362012
    Type: Grant
    Filed: January 4, 1994
    Date of Patent: September 5, 1995
    Assignee: Brother International Corporation
    Inventors: Masafumi Ito, Hyunsoo Hong, Shuichiro Shimoki
  • Word processor
    Patent number: D364889
    Type: Grant
    Filed: February 25, 1993
    Date of Patent: December 5, 1995
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Ryoichi Ishiura
  • Word processor
    Patent number: D371570
    Type: Grant
    Filed: November 8, 1994
    Date of Patent: July 9, 1996
    Assignee: Brother International Corporation
    Inventors: Hyunsoo Hong, Yuzo Fukunaga
  • Typewriter
    Patent number: D371571
    Type: Grant
    Filed: November 10, 1994
    Date of Patent: July 9, 1996
    Assignee: MEHANO, proizvodnja in prodaja igrac, pisarniskih potrebscin, kovinskih in plasticnih izdelkov, d.o.o.
    Inventors: Sergio Gobbo, Dragica Samsa
  • Toy typewriter
    Patent number: D372943
    Type: Grant
    Filed: January 3, 1995
    Date of Patent: August 20, 1996
    Assignee: Britains Petite Limited
    Inventor: Martin J. Richards
  • Electronic typewriter
    Patent number: D374247
    Type: Grant
    Filed: September 7, 1995
    Date of Patent: October 1, 1996
    Assignee: Canon Business Machines, Inc.
    Inventor: Toshimi Chiba
  • Electronic typewriter having a display screen
    Patent number: D375116
    Type: Grant
    Filed: September 7, 1995
    Date of Patent: October 29, 1996
    Assignee: Canon Business Machines, Inc.
    Inventor: Toshimi Chiba
  • Electronic typewriter having a full-size display screen
    Patent number: D376812
    Type: Grant
    Filed: September 7, 1995
    Date of Patent: December 24, 1996
    Assignee: Canon Business Machines, Inc.
    Inventor: Toshimi Chiba
  • Word processor
    Patent number: D391982
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: March 10, 1998
    Assignee: Brother International Corporation
    Inventor: Hyunsoo Hong
  • Electronic organizer
    Patent number: D397680
    Type: Grant
    Filed: August 21, 1997
    Date of Patent: September 1, 1998
    Inventor: David E. Scarbrough
  • Electronic checkbook
    Patent number: D404024
    Type: Grant
    Filed: December 17, 1997
    Date of Patent: January 12, 1999
    Inventor: William G. Herbertson
  • Electronic phone book
    Patent number: D421599
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: March 14, 2000
    Inventor: Susan Garza
  • Computer
    Patent number: D430870
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: September 12, 2000
    Assignee: Hitachi, Ltd.
    Inventors: Yukinobu Maruyama, Masayuki Kan, Ernesto V. Quinteros, Chih-Yang Kao