KH

Kazuhiro Hirota

FU Fujifilm: 25 patents #287 of 4,519Top 7%
KO Konica: 22 patents #39 of 1,958Top 2%
NC Nihon Dempa Kogyo Co.: 8 patents #40 of 296Top 15%
TK Terumo Kabushiki Kaisha: 8 patents #160 of 1,558Top 15%
NI Nisca: 4 patents #99 of 371Top 30%
NC Ndk Saw Devices Co.: 2 patents #2 of 6Top 35%
KM Konica Minolta: 2 patents #764 of 1,361Top 60%
MC Mitsubishi Shipbuilding Co.: 2 patents #5 of 26Top 20%
TC Toyo Communication Equipment Co.: 1 patents #44 of 111Top 40%
TO Topcon: 1 patents #425 of 684Top 65%
Overall (All Time): #28,554 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 51–71 of 71 patents

Patent #TitleCo-InventorsDate
6427997 Sheet stacker with aligning/conveying rollers and image forming apparatus using the same Hisao Hosoya, Masanobu Kawano, Yuji Kanazawa, Mamoru Tomotsune, Takanori Yoshida +2 more 2002-08-06
6381439 Document feeding apparatus and image forming apparatus Junichi Fujita, Satoru Endo, Kazuaki Ito, Nobutaka Kato, Osamu Kato 2002-04-30
6329888 Reflection inversion surface acoustic wave transducer and filter 2001-12-11
6283354 Sheet processing apparatus Hisao Hosoya, Satoru Endo, Kazuyoshi Omi, Yuji Kanazawa, Takanori Yoshida +2 more 2001-09-04
6233427 Image forming apparatus in use with a sheet post-processing apparatus Hisao Hosoya, Masanobu Kawano, Shogo Kato, Naoki Otomo, Yuji Kanazawa +3 more 2001-05-15
6206359 Auto document feeder Eiichi Kubo 2001-03-27
D438889 Electronic copier Kenji Matsumoto, Hisao Hosoya, Junichi Fujita, Hiroto Ito 2001-03-13
6152445 Sheet conveying apparatus and method wherein the sheet is fed without contacting the discharge layer Hisao Hosoya, Satoru Endo, Mamoru Tomotsune, Yuji Kanazawa, Kazuyoshi Omi 2000-11-28
6145834 Automatic document feeder having a document shunting path Hiroshi Nakagomi, Yasuhito Watanabe, Hiroshi Maeshima, Kazunori Yoshioka 2000-11-14
6109605 Sheet finishing apparatus Hisao Hosoya, Satoru Endo, Yuji Kanazawa, Takanori Yoshida, Kazuyoshi Omi +3 more 2000-08-29
6106462 Ultrasonic diagnostic apparatus Mitsutoshi Yaegashi 2000-08-22
6091929 Image forming apparatus having stapling position controller Hirohiko Yamazaki, Akihiko Oda, Koichi Kitamoto, Masaki Kakutani 2000-07-18
5984299 Sheet finishing apparatus Hisao Hosoya, Satoru Endo, Yuji Kanazawa, Takanori Yoshida, Kazuyoshi Omi +1 more 1999-11-16
5449158 Sorter for distributing a plurality of sheets to a plurality of sheet holding bins Keisuke Tanaka, Izumi Hamanaka, Minoru Kawano, Hisao Hosoya, Akihiko Nishiki 1995-09-12
5292112 Image forming apparatus Kohji Yoshie 1994-03-08
5259605 Sorter with trays having guide plates and return springs Kohji Yoshie, Norio Jouichi, Masanobu Kawano, Yoshikazu Maekawa, Osamu Murata +2 more 1993-11-09
5223905 Automatic document conveying device Yasushi Yamada, Akihiko Nishiki 1993-06-29
5213320 Paper feed device Izumi Hamanaka 1993-05-25
5192065 Sorter with trays rotatable into a stapling position Hisao Hosoya, Yasushi Yamada, Kazunobu Miura, Akihiko Nishiki 1993-03-09
5169135 Recirculating document handler Izumi Hamanaka 1992-12-08
5088717 Paper feeding apparatus having a three cylinder vacuum member Izumi Hamanaka 1992-02-18