MM

Masanori Matsumoto

Sharp Kabushiki Kaisha: 37 patents #303 of 10,731Top 3%
RE Renesas Electronics: 9 patents #397 of 4,529Top 9%
TS Toshiba Medical Systems: 7 patents #168 of 1,088Top 20%
DL Denka Company Limited: 6 patents #34 of 434Top 8%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Canon: 3 patents #11,241 of 19,416Top 60%
HC Hitachi Cable: 3 patents #224 of 1,086Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
KC Konishiroku Photo Industry Co.: 3 patents #262 of 894Top 30%
FC Funai Electric Co.: 2 patents #454 of 943Top 50%
MI Mixi: 2 patents #1 of 8Top 15%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
CY Cybozu: 1 patents #3 of 11Top 30%
HP Hitachi Industrial Products: 1 patents #30 of 86Top 35%
SC Sankyo Holdings Co.: 1 patents #423 of 700Top 65%
SH Showa: 1 patents #167 of 337Top 50%
AP Alfresa Pharma: 1 patents #7 of 34Top 25%
📍 Nasushiobara, JP: #3 of 356 inventorsTop 1%
Overall (All Time): #20,376 of 4,157,543Top 1%
84
Patents All Time

Issued Patents All Time

Showing 76–84 of 84 patents

Patent #TitleCo-InventorsDate
6775497 Electrophotographic photosensitive body with hollow base and filler element, electrophotographic apparatus using same Hiroshi Sugimura, Koichi Toriyama, Mikio Kakui, Rikiya Matsuo, Hisayuki Utsumi +1 more 2004-08-10
6673317 Automatic testing apparatus Kiyoji Hashimoto, Masaru Fujimoto, Mamoru Shiratori, Masato Ichikawa 2004-01-06
6328636 Device and method for machining in which cool air cooling is used Takayuki Yoshimi, Naoto Ono, Ryohei Mukai, Yasunori Kobayashi, Masaaki Sato +2 more 2001-12-11
6122431 Optical transmission member Tomiya Abe, Yoshikazu Hayakawa, Kouki Hirano, Fumitaka Nakahigashi 2000-09-19
5857761 Illumination device Tomiya Abe, Kouki Hirano, Fumitaka Nakahigashi, Yoshikazu Hayakawa, Tohru Sasaki 1999-01-12
5781822 Image forming apparatus provided with image eraser Haruo Nishiyama, Shigeru Watase, Takao Horiuchi 1998-07-14
4551303 Method of using an evaporation source Hiroyuki Moriguchi, Akira Nishiwaki, Yasuo Morohoshi, Hiroyuki Nomori 1985-11-05
4283474 Oleophilic resin encapsulates photoconductive zinc oxide particles dispersed in vinyl chloride and vinyl acetate resin binder for electrophotosensitive recording layer Tadashi Kaneko, Takeo Shimura, Hiroyuki Moriguchi, Hiroyuki Nomori 1981-08-11
4281055 Photosensitive element with water soluble interlayer Hiroyuki Moriguchi, Satoshi Haneda, Tadashi Kaneko, Akira Itoh, Takeo Shimura +1 more 1981-07-28