Patents Issued in November 20, 1990
  • Electronic musical keyboard instrument
    Patent number: D312265
    Type: Grant
    Filed: February 22, 1988
    Date of Patent: November 20, 1990
    Assignee: Casio Computer Co., Ltd.
    Inventor: Yoshitaka Naito
  • Electronic musical keyboard instrument
    Patent number: D312266
    Type: Grant
    Filed: February 22, 1988
    Date of Patent: November 20, 1990
    Assignee: Casio Computer Co., Ltd.
    Inventor: Yoshie Shibasaki
  • Page printer or the like
    Patent number: D312267
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: November 20, 1990
    Assignee: International Business Machines Corporation
    Inventors: John M. Biggs, Gary L. Switser
  • Photocopy machine
    Patent number: D312268
    Type: Grant
    Filed: February 10, 1988
    Date of Patent: November 20, 1990
    Assignee: Ozalid Corporation
    Inventor: Eugene A. Helmetsie
  • Toner case for copying machine
    Patent number: D312269
    Type: Grant
    Filed: July 19, 1988
    Date of Patent: November 20, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Komada, Satoe Nakajima
  • Toner container for photo-copier
    Patent number: D312270
    Type: Grant
    Filed: October 19, 1988
    Date of Patent: November 20, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Komada, Satoe Nakajima
  • Toner container for photo-copier
    Patent number: D312271
    Type: Grant
    Filed: October 19, 1988
    Date of Patent: November 20, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Komada, Satoe Nakajima
  • Developer cartridge
    Patent number: D312272
    Type: Grant
    Filed: September 8, 1988
    Date of Patent: November 20, 1990
    Assignee: Mita Industrial Co., Ltd.
    Inventors: Junichi Takamatsu, Kazunori Akiyama
  • Calendar holder
    Patent number: D312273
    Type: Grant
    Filed: March 24, 1988
    Date of Patent: November 20, 1990
    Inventor: Beverly C. Rich
  • Calendar
    Patent number: D312274
    Type: Grant
    Filed: December 18, 1987
    Date of Patent: November 20, 1990
    Inventor: Samuel V. Johnson
  • Folder
    Patent number: D312275
    Type: Grant
    Filed: July 13, 1989
    Date of Patent: November 20, 1990
    Assignee: The Mead Corporation
    Inventor: Jon R. Wyant
  • Combined book cover and reading lamp
    Patent number: D312276
    Type: Grant
    Filed: June 22, 1987
    Date of Patent: November 20, 1990
    Assignee: Photo Audio Consumer Electronics Marketing Corp.
    Inventors: Carl Fisherman, Eric Beare
  • Folder
    Patent number: D312277
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: November 20, 1990
    Assignee: The Mead Corporation
    Inventor: Marc L. Moor
  • Binder cover
    Patent number: D312278
    Type: Grant
    Filed: September 22, 1988
    Date of Patent: November 20, 1990
    Assignee: The Mead Corporation
    Inventor: Marc L. Moor
  • Self-contained portable kit for educational and organizational use
    Patent number: D312279
    Type: Grant
    Filed: October 14, 1987
    Date of Patent: November 20, 1990
    Inventor: Susan M. Walsh
  • Joystick control for video games and computer systems
    Patent number: D312280
    Type: Grant
    Filed: June 7, 1988
    Date of Patent: November 20, 1990
    Inventor: Samuel Kim
  • Joystick control for video games and computer systems
    Patent number: D312281
    Type: Grant
    Filed: June 7, 1988
    Date of Patent: November 20, 1990
    Inventor: Samuel Kim
  • Toy building facade
    Patent number: D312282
    Type: Grant
    Filed: December 7, 1987
    Date of Patent: November 20, 1990
    Assignee: Angeles Nursery Toy, Inc.
    Inventor: Ray G. Kelly
  • Reconfigurable toy vehicle
    Patent number: D312283
    Type: Grant
    Filed: January 6, 1988
    Date of Patent: November 20, 1990
    Inventor: Hector R. Fenton
  • Doll resembling a slice of bread in a package
    Patent number: D312284
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: November 20, 1990
    Inventor: Mary M. Kolton
  • Doll resembling a milk carton
    Patent number: D312285
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: November 20, 1990
    Inventor: Mary M. Kolton
  • Doll resembling a peanut
    Patent number: D312286
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: November 20, 1990
    Inventor: Mary M. Kolton
  • Doll resembling an orange
    Patent number: D312287
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: November 20, 1990
    Inventor: Mary M. Kolton
  • Basketball passing projector
    Patent number: D312288
    Type: Grant
    Filed: April 11, 1988
    Date of Patent: November 20, 1990
    Inventor: Jonathan P. Jefferson
  • Golf club cover
    Patent number: D312289
    Type: Grant
    Filed: June 9, 1987
    Date of Patent: November 20, 1990
    Inventor: Jack B. Pace
  • Billards cue guide
    Patent number: D312290
    Type: Grant
    Filed: August 26, 1988
    Date of Patent: November 20, 1990
    Inventor: Ruben Rodriguez
  • Golf marker for recording longest drive or the like
    Patent number: D312291
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: November 20, 1990
    Inventor: Morton L. Blasbalg
  • Golf tee marker
    Patent number: D312292
    Type: Grant
    Filed: June 13, 1988
    Date of Patent: November 20, 1990
    Inventors: Miguel A. Retacco, Ariel Vacca
  • Teeter totter
    Patent number: D312293
    Type: Grant
    Filed: August 15, 1988
    Date of Patent: November 20, 1990
    Assignee: The Quaker Oats Company
    Inventor: Stephen D. Wehmeyer
  • Hand-held trotline holder
    Patent number: D312294
    Type: Grant
    Filed: February 29, 1988
    Date of Patent: November 20, 1990
    Assignee: Doskocil Manufacturing Co., Inc.
    Inventors: Benjamin L. Doskocil, Douglas J. Sharp
  • Lure retriever tip
    Patent number: D312295
    Type: Grant
    Filed: August 24, 1987
    Date of Patent: November 20, 1990
    Inventors: Tony L. Travis, Sandra K. Travis
  • Sprinkler head splash guard
    Patent number: D312296
    Type: Grant
    Filed: June 22, 1988
    Date of Patent: November 20, 1990
    Inventor: Marvin O. Smallwood
  • Hand sprayer
    Patent number: D312297
    Type: Grant
    Filed: July 13, 1988
    Date of Patent: November 20, 1990
    Assignee: Tecnoma
    Inventor: Patrick J. Ballu
  • Hand held shower head
    Patent number: D312298
    Type: Grant
    Filed: August 2, 1989
    Date of Patent: November 20, 1990
    Assignee: Lumex, Inc.
    Inventors: Jeffrey Kapec, Kazuna Tanaka
  • Water spray gun or similar article
    Patent number: D312299
    Type: Grant
    Filed: September 16, 1988
    Date of Patent: November 20, 1990
    Inventor: Aqee Kao
  • Lavatory faucet
    Patent number: D312300
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: November 20, 1990
    Inventor: Gerhard E. Joerger
  • Combined splash guard and grab bar for bathtubs or the like
    Patent number: D312301
    Type: Grant
    Filed: November 25, 1988
    Date of Patent: November 20, 1990
    Inventor: Harold H. Brown
  • Air heater
    Patent number: D312302
    Type: Grant
    Filed: September 28, 1988
    Date of Patent: November 20, 1990
    Assignee: Synlix Electrical Ltd.
    Inventor: Jack Fan
  • Dehumidifier
    Patent number: D312303
    Type: Grant
    Filed: July 29, 1987
    Date of Patent: November 20, 1990
    Assignee: Sedaplast AB
    Inventor: Bo Gustavsson
  • Compressed air purifier cabinet
    Patent number: D312304
    Type: Grant
    Filed: December 5, 1988
    Date of Patent: November 20, 1990
    Assignee: Ingersoll-Rand Company
    Inventor: John M. Sexton
  • Ceiling fan
    Patent number: D312305
    Type: Grant
    Filed: October 27, 1989
    Date of Patent: November 20, 1990
    Inventor: Sidney L. Weatherford
  • Suction retractor
    Patent number: D312306
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: November 20, 1990
    Inventor: Gary K. Michelson
  • Combined housing and control panel of an anesthesia machine
    Patent number: D312307
    Type: Grant
    Filed: January 23, 1987
    Date of Patent: November 20, 1990
    Assignee: North American Drager
    Inventors: Abraham Leibson, Joachim Schreiber
  • Laryngoscope blade
    Patent number: D312308
    Type: Grant
    Filed: November 25, 1987
    Date of Patent: November 20, 1990
    Inventor: Adel R. Abadir
  • Lumbar interbody graft driver
    Patent number: D312309
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: November 20, 1990
    Inventor: Gary K. Michelson
  • Microdiscectomy curette handle
    Patent number: D312310
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: November 20, 1990
    Inventor: Gary K. Michelson
  • Rehabilitation therapy board
    Patent number: D312311
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: November 20, 1990
    Inventor: George O. Cotton
  • Pacifier
    Patent number: D312312
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: November 20, 1990
    Assignee: Gerber Products Company
    Inventor: Donald W. Herritz
  • Roof balcony
    Patent number: D312313
    Type: Grant
    Filed: May 3, 1988
    Date of Patent: November 20, 1990
    Inventor: Jacqueline D. Pyle
  • Staging support
    Patent number: D312314
    Type: Grant
    Filed: September 23, 1988
    Date of Patent: November 20, 1990
    Assignee: B. J. Harris (Oxford) Limited of the Laboratories
    Inventor: Benjamin J. Harris