KW

Kazuhiko Watanabe

FU Fujikoki: 50 patents #1 of 156Top 1%
Ricoh Company: 39 patents #374 of 9,818Top 4%
Nissan Motor Co.: 10 patents #698 of 8,689Top 9%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
SI Sanshin Industries: 9 patents #39 of 319Top 15%
FC Fujikoki Mfg. Co.: 8 patents #1 of 33Top 4%
DE Denso: 3 patents #3,857 of 11,792Top 35%
Canon: 3 patents #11,241 of 19,416Top 60%
FC Fuji Capsule Co.: 3 patents #1 of 16Top 7%
NI Nisca: 2 patents #165 of 371Top 45%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KO Konica: 1 patents #1,290 of 1,958Top 70%
NL Nicoventures Trading Limited: 1 patents #213 of 303Top 75%
RY Ryobi: 1 patents #160 of 309Top 55%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
AH Asahi Group Holdings: 1 patents #28 of 107Top 30%
📍 Tokyo, MO: #13 of 223 inventorsTop 6%
Overall (All Time): #6,482 of 4,157,543Top 1%
147
Patents All Time

Issued Patents All Time

Showing 51–75 of 147 patents

Patent #TitleCo-InventorsDate
7974565 Cleaning device for image forming apparatus and process cartridge provided therewith Yoshiki Hozumi 2011-07-05
7954104 Remote copy storage device system and a remote copy method to prevent overload of communication lines in system using a plurality of remote storage sites Kensuke Amaki 2011-05-31
7899382 Lubricant supplier, process cartridge including same, and image forming apparatus including same Yoshiki Hozumi, Takeshi Saitoh 2011-03-01
7827367 Backup control method for acquiring plurality of backups in one or more secondary storage systems Takeyuki Imazu, Yuri Hiraiwa, Nobuhiro Maki, Yoshiyuki Nishi 2010-11-02
7774567 Copy control method and a storage device Yoshiyuki Nishi, Nobuhiro Maki, Kenichi Oyamada, Hiroshi Yamamoto 2010-08-10
7769920 Information processing apparatus, information processing method, and program and recording medium used therewith Shin Kimura, Kazuhisa Tsuchiya, Nobuhiro Sakai 2010-08-03
7711308 Cleaning device, process cartridge, and image forming apparatus Yoshiki Hozumi, Takeshi Saitoh, Ken Amemiya, Keiji Okamoto 2010-05-04
7678601 Method of forming an acceleration sensor Hiroyuki Tomomatsu, Tetsuya Tada, Toshiyuki Tani 2010-03-16
7620357 Image forming apparatus with obtuse-edge cleaning blade Masahiko Shakuto, Osamu Naruse, Hidetoshi Yano 2009-11-17
7610008 Cleaning device, and process unit and image forming apparatus including the cleaning device Osamu Naruse, Masahiko Shakuto, Hidetoshi Yano 2009-10-27
7451285 Computer systems, management computers and storage system management method Nobuhiro Maki, Makoto Uchikado, Yuri Hiraiwa 2008-11-11
7415238 Cleaning device, process cartridge, and image forming apparatus that include a blade that is pressed against a surface of a rotating member at a surface pressure of 2.0 MPa or more Masahiko Shakuto, Osamu Naruse, Hidetosi Yano 2008-08-19
7383013 Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged Kenji Sugiura, Yasushi Nakazato, Kazuhito Watanabe, Masahiko Shakuto, Daichi Yamaguchi +6 more 2008-06-03
7373788 Expansion valve Kazuto Kobayashi, Eiji Fukuda, Masamichi Yano, Makoto Sudo 2008-05-20
7369807 Cleaner, and process cartridge and image forming apparatus using the cleaner Osamu Naruse, Hidetoshi Yano, Masahiko Shakuto 2008-05-06
7332940 Voltage hold circuit and clock synchronization circuit 2008-02-19
7299646 Expansion valve having solenoid relief valve Hiroyuki Ezaki, Eiji Fukuda 2007-11-27
7251437 Image formation apparatus having a body to be charged with specified properties and including the use of a protective material Nozomu Tamoto, Tetsuro Suzuki, Yasuo Suzuki, Takahiko Tokumasu, Hiroshi Nakai +3 more 2007-07-31
7251438 Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged Kazuhito Watanabe, Yasuo Suzuki, Nozomu Tamoto, Hiroshi Nakai, Takahiko Tokumasu +1 more 2007-07-31
7222502 Expansion valve Kazuto Kobayashi, Makoto Sudo 2007-05-29
7185826 Expansion valve Akinori Nanbu, Satoshi Fukuda 2007-03-06
7184699 Cleaning blade for image formation apparatus Osamu Naruse, Masahiko Shakuto, Hidetoshi Yano 2007-02-27
D532080 Expansion valve Kazuto Kobayashi 2006-11-14
D529990 Expansion valve Kazuto Kobayashi 2006-10-10
7103301 Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged Kazuhito Watanabe, Yasuo Suzuki, Nozomu Tamoto, Hiroshi Nakai, Takahiko Tokumasu +2 more 2006-09-05