MM

Masatoshi Maruyama

DE Denso: 7 patents #1,924 of 11,792Top 20%
NK Nippon Carbide Kogyo: 5 patents #8 of 105Top 8%
NS Nippon Soken: 3 patents #406 of 1,540Top 30%
Casio Computer Co.: 2 patents #935 of 1,970Top 50%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
NC Nippon Carbide Industries Co.: 1 patents #18 of 56Top 35%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
CC Casio Electronics Manufacturing Co.: 1 patents #54 of 107Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
TI Toyota Industries: 1 patents #904 of 1,610Top 60%
Overall (All Time): #298,138 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9407805 Electronic device with a cover for imaging Masatoshi Ohtaka, Yasunori Chiba, Yasuaki Ogawa 2016-08-02
9297287 Exhaust gas control apparatus and control method for exhaust gas control apparatus Shinya Hirota, Shunsuke Toshioka, Akira Mikami, Koichiro Fukuda, Sakutaro Hoshi +8 more 2016-03-29
8670916 Fuel injection system for internal combustion engine 2014-03-11
8603422 Gas separation and recovery apparatus and gas separation and recovery method Keiji Noda, Yuuki Tarusawa, Yoshiaki Nishijima, Mitsuhiro Kanakubo, Takashi Makino +2 more 2013-12-10
8418438 Exhaust gas purifying device for internal combustion engine Osamu Shimomura, Masakazu Sakata, Kazuharu Tochikawa 2013-04-16
8283097 Process for producing toner for electrostatic charge image development toner for electrostatic charge image development Hiroya Kodama, Masaya Oota, Shiho Sano 2012-10-09
8209966 Exhaust emission control device for internal combustion Masakazu Sakata, Osamu Shimomura 2012-07-03
8201397 Exhaust gas purification device of internal combustion engine Osamu Shimomura, Masakazu Sakata 2012-06-19
8176730 Exhaust gas purification device of internal combustion engine Osamu Shimomura, Masakazu Sakata 2012-05-15
5695899 Colored toner for developing electrostatic images Hiroshi Kamada, Hitoshi Masuda, Yukinobu Hasegawa, Hiroyoshi Shimomura, Hiroshi Serizawa +1 more 1997-12-09
5683849 Colored toner for developing electrostatic images Hiroshi Kamada, Hitoshi Masuda, Yukinobu Hasegawa, Hiroyoshi Shimomura, Hiroshi Serizawa +1 more 1997-11-04
5618648 Toner binder, toner, electrophotographic method and apparatus therefor Yuzo Horikoshi, Norio Sawatari, Takeshi Ogino, Hiroaki Naito, Makoto Koshi +6 more 1997-04-08
5591556 Toners for developing electrostatic image Hiroyoshi Shimomura, Yukinobu Hasegawa, Hiroshi Serizawa 1997-01-07
5128724 Developer restoring unit in an image forming apparatus Mitsuo Hayashi, Noriki Ono, Takao Yorifuji 1992-07-07
4996127 Toner for developing an electrostatically charged image Yukinobu Hasegawa, Hiroyoshi Shimomura, Koichi Murai, Toyokichi Tange 1991-02-26
4797339 Toner for developing electrostatic images Yukinobu Hasegawa, Toyokichi Tange 1989-01-10