With Keyboard Patents (Class D18/7)
With carriage (Class D18/8)
  • Woodworking and home improvement calculator
    Patent number: 6721623
    Abstract: The specification discloses a woodworking and home improvement calculator particularly adopted for symplifying common home improvement calculations. The calculator includes a variety of special keys including a gravel, cement, tile, brick, block, 4×8 sheet, paint, wallpaper, stud and roof bundle keys which allow the user to quickly determine the amount of materials needed for projects involving the aforementioned keys.
    Type: Grant
    Filed: June 30, 2000
    Date of Patent: April 13, 2004
    Assignee: Construction Master Technologies, Inc.
    Inventors: Michael A. Diamond, Steven C. Kennedy, Joel S. Novak, Kenneth M. Steiner
  • Calculator
    Patent number: D500782
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: January 11, 2005
    Assignee: Sun Coast Merchandise Corp
    Inventor: Dilip Bhavnani
  • Electronic calculator
    Patent number: D501499
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: February 1, 2005
    Assignee: Casio Keisanki Kabushiki Kaisha
    Inventor: Makoto Matsuda
  • Calculator
    Patent number: D501666
    Type: Grant
    Filed: December 17, 2003
    Date of Patent: February 8, 2005
    Assignee: C. C. & L Company Limited
    Inventor: Sik-Leung Chan
  • Calculator
    Patent number: D501867
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: February 15, 2005
    Assignee: Royal Consumer Information Products Inc.
    Inventors: David Joachim, Robert Staubitz, Timothy C. Repp
  • Calculator
    Patent number: D501868
    Type: Grant
    Filed: October 30, 2003
    Date of Patent: February 15, 2005
    Assignee: C.C. & L Company Limited
    Inventor: Sik-Leung Chan
  • Liquid container with calculator
    Patent number: D501869
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: February 15, 2005
    Inventor: Hua-Wen Hsu
  • Liquid container with calculator
    Patent number: D501870
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: February 15, 2005
    Inventor: Hua-Wen Hsu
  • Large button calculator
    Patent number: D502208
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: February 22, 2005
    Assignee: Royal Consumer Information Products, Inc
    Inventors: David Joachim, Robert Staubitz, Timothy C. Repp
  • Calculator
    Patent number: D502209
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: February 22, 2005
    Assignee: Sun Coast Merchandise Corp
    Inventor: Dilip Bhavnani
  • Electronic checkbook with printer
    Patent number: D502496
    Type: Grant
    Filed: November 14, 2003
    Date of Patent: March 1, 2005
    Inventor: Michael A. Yusef
  • Carabiner with calculator
    Patent number: D502497
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: March 1, 2005
    Assignee: Sweda Company, LLC
    Inventor: Kuang-Hsia Tien
  • Photo frame with calculator
    Patent number: D502726
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: March 8, 2005
    Assignee: Sweda Company, LLC
    Inventor: Kuang-Hsia Tien
  • Messaging device
    Patent number: D440959
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: April 24, 2001
    Assignee: Motorola, Inc.
    Inventors: Monika Romana Wolf, John Barclay Ledingham, Paul Lynn Fordham, Charles Alan Actor, Heidi Hildegard Klier
  • Electronic calculator
    Patent number: D441008
    Type: Grant
    Filed: January 25, 2000
    Date of Patent: April 24, 2001
    Assignee: Casio Keisanki Kabushiki Kaisha
    Inventors: Makoto Matsuda, Akihiro Miyahara
  • Calculator
    Patent number: D441393
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: May 1, 2001
    Assignee: Polyflame International B.V.
    Inventor: Chuk Shun Chan
  • Electronic calculator with printer
    Patent number: D442618
    Type: Grant
    Filed: June 25, 1999
    Date of Patent: May 22, 2001
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hidetoshi Tamaki
  • Calculator
    Patent number: D442619
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: May 22, 2001
    Assignee: Pollyflame International B.V.
    Inventor: Wai Hung Fong
  • Calculator
    Patent number: D443293
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: June 5, 2001
    Assignee: Pollyflame International B.V.
    Inventor: Chuk Shun Chan
  • Calculator
    Patent number: D445125
    Type: Grant
    Filed: October 21, 1999
    Date of Patent: July 17, 2001
    Assignee: Pollyflame International B.V.
    Inventor: Shuk Shun Chan
  • Calculator
    Patent number: D445447
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: July 24, 2001
    Assignee: Pollyflame International B.V.
    Inventor: Chuk Shun Chan
  • Wireless handheld computer
    Patent number: D449283
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: October 16, 2001
    Assignee: 3Com Corporation
    Inventors: Joseph K. Sipher, Dallas Grove, Steven O. Elliott, Jeffrey C. Hawkins, Scott D. Lincke, Edward J. Vertatschitsch, Hamid Giuseppe-Maria Arjomand, Livius Dumitru Chebeleu, Kulbir S. Sandhu, Francis J. Canova, Jr.
  • Calculator
    Patent number: D453528
    Type: Grant
    Filed: March 9, 2001
    Date of Patent: February 12, 2002
    Inventor: Alex Goldberg
  • Electronic calculator with printer
    Patent number: D458294
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: June 4, 2002
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Toru Makidera
  • Electronic calculator with printer
    Patent number: D459384
    Type: Grant
    Filed: September 19, 2001
    Date of Patent: June 25, 2002
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Kunihiro Ohki
  • Electronic calculator
    Patent number: D461839
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: August 20, 2002
    Inventor: Hua Wen Hsu
  • Electronic calculator
    Patent number: D462082
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: August 27, 2002
    Inventor: Hua Wen Hsu
  • Electronic calculator
    Patent number: D462083
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: August 27, 2002
    Inventor: Hua Wen Hsu
  • Electronic calculator
    Patent number: D462084
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: August 27, 2002
    Inventor: Hua Wen Hsu
  • Calculator
    Patent number: D462085
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: August 27, 2002
    Assignee: C. C. & L Company Limited
    Inventor: Sik-Leung Chan
  • Calculator
    Patent number: D462377
    Type: Grant
    Filed: October 30, 2001
    Date of Patent: September 3, 2002
    Inventor: Hua Wen Hsu
  • Portable calculator
    Patent number: D463816
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: October 1, 2002
    Assignee: Olivetti Tecnost S.p.A.
    Inventor: Adriano Marini
  • Calculator
    Patent number: D464989
    Type: Grant
    Filed: December 11, 2001
    Date of Patent: October 29, 2002
    Assignee: PI-Design AG
    Inventor: Jørgen Bodum
  • Calculator
    Patent number: D464990
    Type: Grant
    Filed: December 11, 2001
    Date of Patent: October 29, 2002
    Assignee: PI-Design AG
    Inventor: Jørgen Bodum
  • Calculator
    Patent number: D466147
    Type: Grant
    Filed: January 21, 2002
    Date of Patent: November 26, 2002
    Assignee: C. C. & L Company Limited
    Inventor: Sik-Leung Chan
  • Electronic calculator with printer
    Patent number: D468341
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: January 7, 2003
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Kohji Nishida
  • Calculator
    Patent number: D468342
    Type: Grant
    Filed: December 11, 2001
    Date of Patent: January 7, 2003
    Assignee: PI-Design AG
    Inventor: Jørgen Bodum
  • Cash register
    Patent number: D468761
    Type: Grant
    Filed: December 31, 2001
    Date of Patent: January 14, 2003
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Kanji Mizusugi
  • Calculator
    Patent number: D475736
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: June 10, 2003
    Inventor: Hua Wen Hsu
  • Calculator
    Patent number: D477351
    Type: Grant
    Filed: January 14, 2002
    Date of Patent: July 15, 2003
    Inventor: Hua Wen Hsu
  • Desk calculator
    Patent number: D477625
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: July 22, 2003
    Inventor: Hua Wen Hsu
  • Calculator
    Patent number: D483396
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: December 9, 2003
    Assignee: Kopri Signs & Graphics
    Inventor: Samata Shah
  • Calculator with frames
    Patent number: D483796
    Type: Grant
    Filed: January 14, 2002
    Date of Patent: December 16, 2003
    Inventor: Hua Wen Hsu
  • Electronic device
    Patent number: D483797
    Type: Grant
    Filed: September 12, 2002
    Date of Patent: December 16, 2003
    Assignee: Calculated Industries Inc.
    Inventors: Steve Kennedy, Joel S. Novak
  • Electronic device
    Patent number: D484176
    Type: Grant
    Filed: September 12, 2002
    Date of Patent: December 23, 2003
    Assignee: Calculated Industries Inc.
    Inventors: Steve Kennedy, Joel S. Novak
  • Electronic calculator
    Patent number: D488500
    Type: Grant
    Filed: March 11, 2003
    Date of Patent: April 13, 2004
    Assignee: Casio Computer Co., Ltd.
    Inventors: Makoto Matsuda, Kenji Takahata, Tadahisa Sawano
  • Carabiner with keypad and display
    Patent number: D488830
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: April 20, 2004
    Assignee: Royal Consumer Information Products, Inc.
    Inventor: David Joachim
  • Account balancing calculator
    Patent number: D490841
    Type: Grant
    Filed: April 3, 2003
    Date of Patent: June 1, 2004
    Inventor: Richard Castillo
  • Electronic calculator with printer
    Patent number: D494208
    Type: Grant
    Filed: September 16, 2003
    Date of Patent: August 10, 2004
    Assignee: Casio Keisanki Kabushiki Kaisha
    Inventors: Yo Wada, Susumu Kamiya, Atsushi Shigemura, Shuji Shibuki
  • Calculator
    Patent number: D494613
    Type: Grant
    Filed: August 25, 2003
    Date of Patent: August 17, 2004
    Inventor: Hua Wen Hsu