MI

Masahiro Itoh

Ricoh Company: 33 patents #538 of 9,818Top 6%
Canon: 13 patents #5,080 of 19,416Top 30%
OC Oki Electric Industry Co.: 8 patents #196 of 2,807Top 7%
DE Denso: 8 patents #1,668 of 11,792Top 15%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
SO Sony: 5 patents #7,785 of 25,231Top 35%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
Tdk: 5 patents #1,099 of 3,796Top 30%
Eastman Kodak: 4 patents #2,416 of 8,114Top 30%
SC Sumitomo Electric Printed Circuits: 3 patents #34 of 116Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
S( Sae Magnetics (H.K.): 1 patents #306 of 585Top 55%
NG Nihon Shinku Gijutsu: 1 patents #54 of 128Top 45%
TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
📍 Koka, JP: #1 of 142 inventorsTop 1%
Overall (All Time): #16,357 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 51–75 of 94 patents

Patent #TitleCo-InventorsDate
7446953 Imaging lens, image reading apparatus and image forming apparatus Kiichiro Nishina 2008-11-04
7446978 Magnetic slider and method of manufacturing magnetic head slider Yukio Kawaguchi, Kei Sugiura, Minoru Sakurabayashi, Atsushi Hitomi 2008-11-04
7345849 Magnetic head slider material, magnetic head slider, and method of manufacturing magnetic head slider material Yukio Kawaguchi, Kei Sugiura, Minoru Sakurabayashi, Atsushi Hitomi, Cheng Liu 2008-03-18
7245066 Flat panel display spacer, method of manufacturing flat panel display spacer, and flat panel display Yukio Kawaguchi, Atsushi Hitomi, Kazumitsu Tanaka, Takao Matsumoto, Kenichi Jinguji +2 more 2007-07-17
6724414 Imaging device array, optical writing unit and image forming apparatus Koji Masuda 2004-04-20
6096601 Method of making a transistor and capacitor structure with a conductive pillar 2000-08-01
5903802 Method for forming an image by absorbing a release agent using a release agent absorbing layer coated on feed passage member Akira Watanabe, Toru Obuchi, Takeo Tsunemi, Takeshi Menjo, Yasuo Nami +3 more 1999-05-11
5895146 Charging device and image forming apparatus Kenichiro Waki, Ryo Inoue 1999-04-20
5872373 Dram-capacitor structure 1999-02-16
5835821 Image forming apparatus Hiroyuki Suzuki, Masahiro Inoue, Kenichiro Waki, Takeo Yamamoto, Ryo Inoue 1998-11-10
5811033 Method of manufacturing zinc oxide sintered compact body Atsushi Iga, Hideyuki Okinaka 1998-09-22
5805960 Image forming apparatus which applies oscillating voltage to developer carrying member Hiroyuki Suzuki, Kenichiro Waki, Ryo Inoue 1998-09-08
5797070 Image-forming apparatus featuring a plurality of image forming means Kenichiro Waki, Hiroyuki Suzuki, Ryo Inoue 1998-08-18
5786604 Element-isolated hydrogen-terminated diamond semiconductor device and its manufacturing method Satoshi Yamashita, Hiroshi Kawarada, Naofumi Nakamura 1998-07-28
5762750 Magnetic neutral line discharged plasma type surface cleaning apparatus Wei-Wen Chen, Takeshi Sunada, Hideki Fujimoto, Taijiro Uchida 1998-06-09
5758038 Image forming apparatus Kenichiro Waki, Hiroyuki Suzuki, Ryo Inoue 1998-05-26
5674962 Toner resin Hirokazu Ito, Syuji Takahiro, Keiji Yoshida, Motoshi Inagaki 1997-10-07
5569414 Method of manufacturing zinc oxide sintered compact body Atsushi Iga, Hideyuki Okinaka 1996-10-29
5518848 Binder resin for toners Hirokazu Ito, Motoshi Inagaki 1996-05-21
5472579 Hot-rolled steel strip manufacturing and descaling method and apparatus Katsumi Mabuchi, Eizi Kashimura, Tsuneo Nakamura 1995-12-05
5342722 Toner resin composition and process for preparing same Hirokazu Ito, Motoshi Inagaki, Syuji Takahiro, Keiji Yoshida 1994-08-30
5313233 Image forming apparatus Yukio Nagase, Yuji Sakemi, Akira Watanabe, Kenichi Takeda, Kazuhisa Kemmochi 1994-05-17
5294967 Image forming apparatus with a plurity of adjustable developing units Atsushi Munakata, Akira Watanabe, Yuji Sakemi 1994-03-15
5287148 Magnetic seal for a developing apparatus Yuji Sakemi, Akira Watanabe 1994-02-15
5276127 Polyester resin for toner Masayuki Takyu, Noriyuki Tajiri, Hitoshi Iwasaki, Shinji Kubo, Hirokazu Ito 1994-01-04