KW

Koichi Watanabe

HI Hitachi: 24 patents #1,340 of 28,497Top 5%
HS Hitachi-Lg Data Storage: 19 patents #2 of 294Top 1%
FI Fujifilm Business Innovation: 17 patents #476 of 5,238Top 10%
KT Kabushiki Kaisha Toshiba: 16 patents #1,863 of 21,451Top 9%
HC Hitachi Consumer Electronics Co.: 12 patents #7 of 447Top 2%
Canon: 11 patents #5,840 of 19,416Top 35%
MC Murata Manufacturing Co.: 8 patents #980 of 5,295Top 20%
TO Toto: 8 patents #130 of 1,113Top 15%
TK Toshiba Tec Kabushiki Kaisha: 6 patents #475 of 1,664Top 30%
HH Hitachi High-Technologies: 3 patents #968 of 1,917Top 55%
GL Gunze Limited: 3 patents #30 of 349Top 9%
NC Nisshin Steel Co.: 3 patents #107 of 514Top 25%
TS Toshiba Lifestyle Products & Services: 2 patents #23 of 81Top 30%
JC Janome Sewing Machine Co.: 2 patents #82 of 229Top 40%
SK Sekisui Kagaku Kogyo: 2 patents #64 of 395Top 20%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
AC Anden Co.: 2 patents #33 of 95Top 35%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
The Yokohama Rubber Co.: 1 patents #666 of 1,136Top 60%
TC Toshiba Materials Co.: 1 patents #127 of 197Top 65%
HC Hitachi Media Electronics Co.: 1 patents #130 of 214Top 65%
YC Yamamoto Kagaku Gosei Co.: 1 patents #5 of 12Top 45%
YK Ykc: 1 patents #3 of 9Top 35%
SO Sony: 1 patents #17,262 of 25,231Top 70%
MC Mitsumi Electric Co.: 1 patents #527 of 935Top 60%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
NI Nikon: 1 patents #1,647 of 2,493Top 70%
NC Nikon Vision Co.: 1 patents #28 of 50Top 60%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
SC Saiden Chemical Industry Co.: 1 patents #7 of 21Top 35%
Tdk: 1 patents #2,493 of 3,796Top 70%
📍 Tokyo, MS: #3 of 10 inventorsTop 30%
Overall (All Time): #7,732 of 4,157,543Top 1%
135
Patents All Time

Issued Patents All Time

Showing 51–75 of 135 patents

Patent #TitleCo-InventorsDate
8649719 Image forming apparatus Atsushi Ogihara, Shuichi Nishide, Wataru Suzuki, Tetsuji Okamoto, Masahiro Sato +1 more 2014-02-11
8626043 Image forming apparatus and transfer device Tetsuji Okamoto, Atsushi Ogihara, Shuichi Nishide, Wataru Suzuki, Atsuyuki Kitamura +1 more 2014-01-07
8509044 Recording medium and recording or reproducing apparatus therefor for recording or reproducing control information Yasumori Hino, Junya Shiraishi, Hiroyasu Inoue 2013-08-13
8472293 Write power adjustment method and information recording method Soichiro Eto, Harukazu Miyamoto 2013-06-25
8457538 Image forming apparatus and method of image forming Tetsuji Okamoto, Masahiro Sato, Atsushi Ogihara, Junichi Murakami, Shuichi Nishide +1 more 2013-06-04
8416452 Image forming apparatus that adjusts color mixing Atsushi Ogihara, Tetsuji Okamoto, Atsuyuki Kitamura, Masahiro Sato 2013-04-09
8410457 Sample transfer device and sample transferring method Shohei Terada, Tatsumi Hirano, Yasuichiro Watanabe, Hiromitsu Seino 2013-04-02
8400898 Optical recording and reproducing apparatus Hideharu Mikami, Harukazu Miyamoto 2013-03-19
8369758 Image forming apparatus including a rear-end holding member Tetsuji Okamoto, Masahiro Sato, Atsushi Ogihara, Junichi Murakami, Shuichi Nishide +1 more 2013-02-05
8355310 Optical information recording method Kimio Nakamura 2013-01-15
8320229 Variable mirror actuator and optical disc drive Jiro Hashizume, Yoshiaki Yamauchi, Tatsuro Ide 2012-11-27
8315027 Switch circuit having overcurrent detection function Shigekazu Sugimoto, Kazunori Ozawa 2012-11-20
8279732 Optical disc drive and optical information read method Manabu Shiozawa 2012-10-02
8219005 Developing device, image forming apparatus and developer cartridge Shiro Suzuki, Tetsuji Okamoto, Atsuyuki Kitamura, Masahiro Sato 2012-07-10
8174954 Optical information recording and reproducing method and optical information recording and reproducing apparatus 2012-05-08
8164996 Power adjustment method, information write method and information write medium Soichiro Eto, Harukazu Miyamoto 2012-04-24
8145108 Image forming apparatus Junichi Murakami, Atsuyuki Kitamura, Masahiro Sato, Atsushi Ogihara, Tetsuji Okamoto +1 more 2012-03-27
8050158 Power adjustment method, information write method and information write medium Soichiro Eto, Harukazu Miyamoto 2011-11-01
8004957 Recording and reproducing method and recording and reproducing apparatus Takakiyo Yasukawa, Koichiro Nishimura 2011-08-23
7998324 Sputtering target and process for producing si oxide film therewith Yukinobu Suzuki, Takashi Ishigami 2011-08-16
7978576 Adjustment method of optimum write power and optical write/retrieval device Soichiro Eto, Takahiro Kurokawa 2011-07-12
7944790 Optical disc apparatus and data recording method thereof Yasuhiro Wada, Toshio Shoji, Takakiyo Yasukawa, Naohito Ikeda 2011-05-17
7933188 Optical pickup Shigeharu Kimura, Tatsuro Ide 2011-04-26
7912407 Developing unit, developing device and image forming apparatus for peeling off magnetic developer Tetsuji Okamoto, Atsuyuki Kitamura, Masahiro Sato 2011-03-22
7885160 Method of recording information on and reproducing information from optical disk and apparatus for the same Takakiyo Yasukawa, Naohito Ikeda, Toshio Shoji, Yasuhiro Wada 2011-02-08