MY

Masashi Yamamoto

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
SC Sumitomo Chemical: 16 patents #231 of 4,033Top 6%
MI Minolta: 10 patents #190 of 1,109Top 20%
MC Minolta Co.: 10 patents #213 of 1,416Top 20%
Canon: 8 patents #7,260 of 19,416Top 40%
SC Stella Chemifa: 7 patents #11 of 80Top 15%
Nichia: 7 patents #276 of 1,531Top 20%
AK Asahi Kasei Kabushiki Kaisha: 6 patents #45 of 1,220Top 4%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
OC Otsuka Chemical Co.: 3 patents #57 of 269Top 25%
OM Omron: 3 patents #980 of 3,089Top 35%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Rohm Co.: 2 patents #1,039 of 2,292Top 50%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
TA Toyo Aluminium: 2 patents #48 of 212Top 25%
RS Ricoh Printing Systems: 2 patents #64 of 200Top 35%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
MS Mitsubishi Hitachi Power Systems: 2 patents #298 of 970Top 35%
ME Meidensha: 1 patents #255 of 555Top 50%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
IH Ihi: 1 patents #624 of 1,178Top 55%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
HS Hitachi Printing Solutions: 1 patents #50 of 99Top 55%
MC Meiji Co.: 1 patents #75 of 202Top 40%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
NS Ns Solutions: 1 patents #19 of 78Top 25%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
AC Accuthera: 1 patents #4 of 7Top 60%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
SC Saraya Co.: 1 patents #16 of 47Top 35%
Overall (All Time): #10,022 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 101–119 of 119 patents

Patent #TitleCo-InventorsDate
5312867 Thermoplastic propylene resin composition Tatsuyuki Mitsuno, Takeshi Fujii, Kentaro Yamaguchi, Kiyoshi Mitsui 1994-05-17
5300568 Thermoplastic resin composition Hiroomi Abe, Takeshi Fujii, Shinichi Yachigo, Hideo Nagasaki, Naoki Inui 1994-04-05
5278233 Thermoplastic resin composition Hiroomi Abe, Takeshi Fujii, Shinji Date 1994-01-11
5260366 Thermoplastic elastomer composition and process for producing same Tatsuyuki Mitsuno, Hideo Shinonaga 1993-11-09
5180764 Stabilized polypropylene resin compositions containing a dinitrodiamine compound Hideo Nagasaki, Naoki Inui, Shinichi Yachigo, Hiroomi Abe, Takeshi Fujii 1993-01-19
5087654 Polypropylene resin composition Hiroyuki Harada, Kenichi Ohkawa, Minoru Yoshinaka, Jun Yagi, Kouziro Matsuo 1992-02-11
5081186 Thermoplastic olefin resin composition Tatsuyuki Mitsuno, Teruhisa Koyama, Takeshi Fujii 1992-01-14
5061963 Monocomponent developing device Akihito Ikegawa, Yuji Enoguchi, Hiroshi Mizuno, Toshiya Natsuhara 1991-10-29
5060021 Monocomponent developing device Toshimitsu Fujiwara 1991-10-22
5009080 Low-temperature show case Hiroshi Naganuma, Kenji Sato, Toshiaki Kubota, Hiroshige Hayashi, Yoshirou Ishizaka 1991-04-23
5008708 Monocomponent developing device Yuji Enoguchi, Toshiya Natsuhara 1991-04-16
4990963 Developing member composed of conductive particles in a dielectric material and having a variable volume resistivity Yuji Enoguchi, Toshiya Natsuhara, Fumio Masuda 1991-02-05
4974028 Electrostatic latent image developing device for monocomponent toner comprising plural toner transport members with different electroconductivity Yuji Enoguchi, Toshiya Natsuhara, Hiroshi Mizuno 1990-11-27
4973540 Developer for electrostatic latent image containing fine particle comprising positively and negatively chargeable polar group Junji Machida, Ichiro Demizu, Kouichi Etou 1990-11-27
4962865 Insulating box and a method for its manufacture Zenichi Kakinuma, Katsumi Nakada, Yasuo Noda, Michihisa Hama, Masahiro Nakamura 1990-10-16
4907032 Monocomponent developing device Yuji Enoguchi, Toshiya Natsuhara 1990-03-06
4827305 Developing apparatus Yuuji Enoguchi, Toshiya Natsuhara 1989-05-02
4791882 Loosely mounted outer sleeve member with biasing means Yuji Enoguchi, Toshiya Natsuhara 1988-12-20
4521487 Particulate polyolefin expansion molding material Tatsuyuki Mitsuno 1985-06-04