MT

Masaaki Takahashi

Canon: 45 patents #884 of 19,416Top 5%
FI Fujifilm Business Innovation: 32 patents #168 of 1,659Top 15%
KK Kureha Kagaku Kogyo: 12 patents #44 of 607Top 8%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
SI Seiko Instruments: 5 patents #328 of 1,437Top 25%
SC Sankyo Holdings Co.: 5 patents #136 of 700Top 20%
HC Hitachi Software Engineering Co.: 4 patents #40 of 502Top 8%
NE Nec: 3 patents #4,195 of 14,502Top 30%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
GC General Packer Co.: 3 patents #2 of 12Top 20%
TC Taiko Kikai Industries Co.: 2 patents #3 of 8Top 40%
KE Keihin: 2 patents #128 of 596Top 25%
NC Nara Machinery Co.: 2 patents #8 of 46Top 20%
MK Meiji Seika Kaisha: 2 patents #234 of 752Top 35%
KC Kokusai Denshin Denwa Co.: 1 patents #219 of 382Top 60%
SC Shimizu Construction Co.: 1 patents #112 of 352Top 35%
TC Takenaka Komuten Co.: 1 patents #36 of 128Top 30%
TC Tsubakimoto Chain: 1 patents #320 of 593Top 55%
TC Tyco Electronics Co.: 1 patents #700 of 1,364Top 55%
YC Yoshino Gypsum Co.: 1 patents #49 of 106Top 50%
DP Daio Paper: 1 patents #126 of 258Top 50%
BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
AC Alps Alpine Co.: 1 patents #246 of 525Top 50%
PK Pilot Man-Nen-Hitsu Kabushiki Kaisha: 1 patents #23 of 63Top 40%
SA Sanden: 1 patents #336 of 631Top 55%
📍 Yokohama, JP: #56 of 480 inventorsTop 15%
Overall (All Time): #7,625 of 4,157,543Top 1%
136
Patents All Time

Issued Patents All Time

Showing 76–100 of 136 patents

Patent #TitleCo-InventorsDate
6430379 Image forming apparatus using intermediate transfer medium Naoto Yoshino, Masao Ohkubo, Takashi Kawabata, Yukio Hayashi, Yoko Miyamoto +1 more 2002-08-06
6424815 Oil coating roller, oil coating device, and fixing apparatus Hideo Kawamoto, Kazuo Kishino, Jiro Ishizuka, Osamu Sotome, Yuji Kitano 2002-07-23
6377777 Fluorine-containing resin-coated pressure roller and heat-fixing device Kazuo Kishino, Yasumasa Ohtsuka, Toshihiko Ochiai, Akira Hayakawa, Hideo Kawamoto +4 more 2002-04-23
6371744 Dry screw vacuum pump having spheroidal graphite cast iron rotors Masaru Mito, Masashi Yoshimura 2002-04-16
6363236 Release oil regulating blade, fixing device, and image-forming apparatus Jiro Ishizuka, Kazuo Kishino, Hideo Kawamoto, Mitsuhiro Ota, Osamu Soutome +1 more 2002-03-26
6358438 Electrically conductive polymer composition Tsutomu Isozaki, Susan M. Jordan, Kevin Michael Stein 2002-03-19
6349192 Tandem type image forming apparatus Naoto Yoshino, Shuji Iseki, Minoru Niwa, Takashi Kawabata, Yukio Hayashi +3 more 2002-02-19
6341205 Image forming apparatus with cleaning bias feature Naoto Yoshino 2002-01-22
6329338 Derivatives of cyclodepsipeptide PF1022 substance Osamu Sakanaka, Yumiko Okada, Makoto Ohyama, Maki Matsumoto, Yasushi Murai +5 more 2001-12-11
6321062 Fixing-unit roller making use of composite material, process for its production, and fixing assembly employing the roller Yuji Kitano, Kazuo Kishino, Hideo Kawamoto, Osamu Soutome 2001-11-20
6295249 Display correction device and timepiece equipped with display correction device Mamoru Watanabe 2001-09-25
6291880 Semiconductor device including an integrally molded lead frame Toshio Ogawa, Masahiro Gouda, Noritaka Kamimura, Kazuhiro Suzuki, Junichi Saeki +3 more 2001-09-18
6146853 Cyclic depsipeptide PF 1022G Makoto Ohyama, Yoshiya Shigematsu, Osamu Sakanaka, Yashushi Murai, Katsuharau Iinuma 2000-11-14
6132815 Fluororesin-coating process Kazuo Kishino, Hideo Kawamoto 2000-10-17
6117257 Method for sheathing substrate with fluorine resin tube and fixing member fabricated by the method Kazuo Kishino, Hideo Kawamoto 2000-09-12
6114808 Cold cathode electron gun for microwave tube 2000-09-05
6043058 Preparation of cyclic depsipeptide compounds and a novel cyclic depsipeptide Makoto Ohyama, Yoshiya Shigematsu, Osamu Sakanaka, Yashushi Murai, Katsuharau Iinuma 2000-03-28
5966578 Heat-pressure fixing device and silicone rubber roller Osamu Soutome, Kazuo Kishino, Jiro Ishizuka, Hideo Kawamoto, Mitsuhiro Ohta 1999-10-12
5939337 Toner fixation film and toner fixation apparatus using it Hideyuki Hatakeyama, Hiroaki Kumagai, Kazuo Kishino, Hideo Kawamoto 1999-08-17
5929557 Field-emission cathode capable of forming an electron beam having a high current density and a low ripple Hideo Makishima 1999-07-27
5903519 Calendar watch Mitsuru Ishii 1999-05-11
5867454 Automatic watch Mitsuru Ishii 1999-02-02
5863660 Fixing member and fixing apparatus including same Hiroaki Kumagai, Kazuo Kishino, Hideo Kawamoto, Hideyuki Hatakeyama 1999-01-26
5763068 Fluororesin-coated member, production method therefor and heat fixing device using the coated member Kazuo Kishino, Hiroaki Kumagai, Hideo Kawamoto, Hideyuki Hatakeyama 1998-06-09
5765086 Heat fixing belt with conductive aluminum layer toner release layer and elastic layer disposed therebetween Kazuo Kishino, Hiroaki Kumagai, Hideo Kawamoto, Hideyuki Hatakeyama 1998-06-09