Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HI

Hiroyasu Ito

Canon: 14 patents #4,747 of 19,416Top 25%
MCMinolta Co.: 9 patents #239 of 1,416Top 20%
KMKonica Minolta: 9 patents #217 of 1,361Top 20%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
Denso: 7 patents #1,924 of 11,792Top 20%
KMKonica Minolta: 6 patents #610 of 2,718Top 25%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
SUSubaru: 3 patents #330 of 1,684Top 20%
NCNippondenso Co.: 2 patents #1,150 of 3,479Top 35%
KUKonica Minolta US: 2 patents #13 of 37Top 40%
SKSeiko Seiki Kabushiki Kaisha: 1 patents #47 of 125Top 40%
KUKonica Minolta Laboratory U.S.A.: 1 patents #104 of 151Top 70%
TIToray Industries: 1 patents #2,000 of 3,690Top 55%
TSTakai Rika Denki Seisakusho: 1 patents #34 of 190Top 20%
Overall (All Time): #30,035 of 4,157,543Top 1%
69 Patents All Time

Issued Patents All Time

Showing 51–69 of 69 patents

Patent #TitleCo-InventorsDate
5884120 Image forming apparatus for forming multiple images on a single sheet Tomokazu Kato, Eiichi Yoshida 1999-03-16
5839019 Image forming apparatus for copying different groups of document 1998-11-17
5781842 Image forming apparatus capable of automatically interleaving normal image copies between corresponding transparency image copies Tomokazu Kato, Eiichi Yoshida 1998-07-14
5713244 Robot Minoru Kikuya, Yoshiyuki Sakaguchi 1998-02-03
5669058 Copying machine with copying modes for copying on overhead projector sheets and paper 1997-09-16
5532855 Optical space switch device Masayuki Kato 1996-07-02
5430561 Optical space switch employing 2 parallel diffraction gratings and a polarization rotating element Masayuki Kato 1995-07-04
5414525 Image communicating apparatus 1995-05-09
5259775 Flat cable connector Kazuhisa Kubota 1993-11-09
5171153 Flat cable connector Kazuhisa Kubota 1992-12-15
5047600 Knob switch device Nobuyuki Enari 1991-09-10
5018603 Elevator hoist apparatus 1991-05-28
4985743 Insulated gate bipolar transistor Norihito Tokura, Naoto Okabe 1991-01-15
4962411 Semiconductor device with current detecting function Norihito Tokura, Hironari Kuno, Hirohiko Saito, Kunihiko Hara 1990-10-09
4942273 Multiple circuit switch with rockable activator and linearly movable contact holder Kenshi Furuhashi, Nobuyuki Enari 1990-07-17
4859077 Precision calorimeter Shoziro Ito, Akihiro Ito 1989-08-22
4855542 Cancelling mechanism for turning signal Kenshi Furuhashi, Nobuyuki Enari 1989-08-08
4647736 Apparatus for returning turn indicator operating lever for vehicle Kenshi Furuhashi, Kouichi Fukao 1987-03-03
4408104 Lever switch arrangement for motor vehicle Masayosi Iwata, Kenshi Furuhashi 1983-10-04