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

Kaoru Sato — 104 Patents

Canon: 45 patents #884 of 19,416Top 5%
Panasonic: 17 patents #1,285 of 21,108Top 7%
SCSnow Brand Milk Products Co.: 12 patents #4 of 337Top 2%
Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
JSJfe Steel: 6 patents #281 of 1,401Top 25%
NCNkk Co.: 3 patents #209 of 1,173Top 20%
MKMitsubishi Kasei: 2 patents #194 of 911Top 25%
TLTokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
NSNippon Steel: 1 patents #2,111 of 4,423Top 50%
CKCalsonic Kansei: 1 patents #307 of 675Top 50%
KCKansai Paint Co.: 1 patents #432 of 822Top 55%
KAKansei: 1 patents #40 of 117Top 35%
PHPansonic Holdings: 1 patents #1 of 28Top 4%
Ebeye: #5 of 4,528 inventorsTop 1%
Overall (All Time): #13,506 of 4,157,543Top 1%
104 Patents All Time

Issued Patents All Time

Showing 76–100 of 104 patents

Patent #TitleCo-InventorsDate
5754576 Semiconductor laser control apparatus and image forming apparatus using the same Akihisa Kusano, Izumi Narita, Yuzo Seino, Tatsuto Tachibana 1998-05-19
5713060 Image forming apparatus capable of discharging remaining sheets Tatsuto Tachibana, Masayoshi Takahashi 1998-01-27
5633673 Recording system Toshiyuki Itoh, Akihisa Kusano, Makoto Abe, Toshihiko Inuyama, Masanori Ishizu +2 more 1997-05-27
5519431 Driving circuit for semiconductor laser and image forming apparatus using the same Akihisa Kusano, Izumi Narita, Yuzo Seino, Tatsuto Tachibana, Tomohiro Nakamori 1996-05-21
5516675 Separation of lactoperoxidase, secretory component and lactoferrin from milk or whey with a cation exchange resin Toshiaki Uchida, Yoshihiro Kawasaki, Shun'ichi Dosako 1996-05-14
5511161 Method and apparatus to reset a microcomputer by resetting the power supply Toshiyuki Itoh, Kazuhiko Okazawa, Junichi Kimizuka, Akihisa Kusano, Makoto Abe +1 more 1996-04-23
5481336 Image recording apparatus with multiple feed detection and paper feed control Tatsuto Tachibana, Izumi Narita, Akihisa Kusano, Yuzo Seino 1996-01-02
5450170 Image forming apparatus having transfer means Junichi Kimizuka, Toshiyuki Itoh, Akihisa Kusano, Kazuhiko Okazawa, Toshihiko Inuyama +1 more 1995-09-12
5355080 Multi-point probe assembly for testing electronic device Yutaka Okumura 1994-10-11
5334817 Surface temperature control device for maintaining a constant temperature by control of current supply Tomohiro Nakamori, Kazuhiko Okazawa, Tatsuto Tachibana, Akihisa Kusano, Toshiyuki Itoh 1994-08-02
5303015 Recording apparatus for conserving energy 1994-04-12
5229578 Heater activating apparatus with a switchable current controlling element Kuasano Akihisa, Junichi Kimizuka, Kazuhiko Okazawa, Toshiyuki Ito, Toshihiko Inuyama +1 more 1993-07-20
5225751 Power supply circuit for a motor Akihisa Kusano, Izumi Narita, Yuzo Seino, Tatsuto Tachibana, Tomohiro Nakamori 1993-07-06
5214375 Multi-point probe assembly for testing electronic device Harunobu Ikeuchi, Miyoshi Okumura, Yutaka Okumura 1993-05-25
5196885 Image forming apparatus Akihiko Takeuchi, Akihisa Kusano, Junichi Kimizuka, Toshiyuki Itoh, Masanori Ishizu +3 more 1993-03-23
5179197 Secretory component-containing composition Toshiaki Uchida, Sunichi Dosako, Chouemon Kanno, Norihiro Azuma, Hitoshi Kuriki 1993-01-12
5178926 Hydrogenated vinyl aromatic hydrocarbon polymer composition and optical disc substrate Eiji Tanaka, Satoshi Kato 1993-01-12
5172138 Positioning apparatus for a movable member such as a sheet guide member Kazuhiko Okazawa, Toshiyuki Itoh, Tatsuto Tachibana, Akihisa Kusano 1992-12-15
5154411 Image forming apparatus Jun Saito, Tomoyuki Araki, Hironori Shido, Junichi Kimizuka, Toshiyuki Itoh +1 more 1992-10-13
5151910 Light quantity control device Toshihiko Inuyama, Junichi Kimizuka, Makoto Abe, Akihisa Kusano, Kazuhiko Okazawa +2 more 1992-09-29
5142304 Recording apparatus having an automatic scan density control feature Takashi Soya 1992-08-25
5139953 Rotary column reactor Yoshikiko Honda, Morimasa Tanimoto, Shunichi Dosako 1992-08-18
5115147 Driver for light emitting device for providing a stable beam output Akihisa Kusano, Junichi Kimizuka, Toshiyuki Ito, Makoto Abe, Kazuhiko Okazawa +1 more 1992-05-19
5091754 Image forming apparatus comprising lateral movement means Makoto Abe, Junichi Kimizuka, Akihisa Kusano, Toshiyuki Ito, Kazuhiko Okazawa +11 more 1992-02-25
5087369 Fluidized bed separation and recovery of proteins from fluids in a rotary column Morimasa Tanimoto, Shinichi Dosako, Yoshihiko Honda 1992-02-11