TH

Takeshi Hamada

AC Asahi Organic Chemicals Industry Co.: 7 patents #2 of 67Top 3%
NS Nippon Steel: 5 patents #528 of 4,423Top 15%
Canon: 4 patents #10,118 of 19,416Top 55%
AM Asahi Kasei Microdevices: 3 patents #45 of 231Top 20%
Pioneer: 3 patents #574 of 1,730Top 35%
SI Sumitomo Rubber Industries: 3 patents #635 of 1,637Top 40%
NC Nippon Steel Chemical Co.: 2 patents #60 of 380Top 20%
ML Mitsui Mining Company, Limited: 2 patents #14 of 92Top 20%
KS Kobe Steel: 1 patents #78 of 306Top 30%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
MC Minolta Co.: 1 patents #942 of 1,416Top 70%
NC Nippon Chemicals Co.: 1 patents #1 of 17Top 6%
NC Nippon Steel & Sumikin Materials Co.: 1 patents #37 of 78Top 50%
TC Taiheiyo Cement: 1 patents #83 of 203Top 45%
The Goodyear Tire & Rubber: 1 patents #1,860 of 3,057Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #89,337 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
D532481 Valve 2006-11-21
7036758 Cone crusher Masaki Hamaguchi, Shoji Inomata, Hirotoshi Takanami, Hiroyuki Yuki 2006-05-02
6889709 Manifold valve Toshihiro Hanada 2005-05-10
6755388 Pinch valve Shigenobu Furukawa 2004-06-29
6555272 Lithium secondary battery and active material for negative electrode in lithium secondary battery Kimihito Suzuki, Taro Kono, Tsutomu Sugiura, Hiromasa Shoji 2003-04-29
6194067 Carbonaceous particles and carbonaceous fibers both coated with boron nitride, and lithium secondary cells produced by using the same as negative active material Tsutomu Sugiura, Kimihito Suzuki, Taro Kohno, Koki Inada, Yoshitaka Yamana 2001-02-27
5905927 Image forming apparatus and driving mechanism for image holding member Yoshinori Inoue, Masanori Murakami, Jinju Okuno, Masanori Yamamoto, Shinya Sakanashi 1999-05-18
4975263 Process for producing mesophase pitch-based carbon fibers Masatoshi Furuyama, Yasunori Sajiki, Tadao Tomioka 1990-12-04
4775589 Coaltar pitch based carbon fiber having high Young's modulus Tokuhiko Nishida, Yasunori Sajiki, Mitsuaki Matsumoto 1988-10-04
4500501 Method of removing sulfur oxides and nitrogen oxides by dry process Yoshinobu Komatsubara 1985-02-19
4469662 Method of removing sulfur oxides and nitrogen oxides by dry process Yoshinobu Komatsubara 1984-09-04
4198650 Capacitive-type nonlinear emphasis circuit Masayuki Hongu, Kazuo Yamagiwa 1980-04-15