KY

Kouichi Yamazaki

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
SC Shin-Etsu Polymer Co.: 4 patents #48 of 269Top 20%
HS Hitachi Microcomputer System: 2 patents #67 of 257Top 30%
HS Hitachi Tohbu Semiconductor: 2 patents #78 of 223Top 35%
CK Calsonic Kansei: 2 patents #178 of 675Top 30%
OK Okamura: 1 patents #64 of 116Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
HS Hitachi Communication Systems: 1 patents #34 of 83Top 45%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
HM Hitachi Microcomputer: 1 patents #2 of 21Top 10%
MI Mutoh Industry: 1 patents #2 of 18Top 15%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
📍 Muroran, JP: #1 of 113 inventorsTop 1%
Overall (All Time): #223,099 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10131973 High strength spring steel and steel wire Masayuki Hashimura, Hiroshi Hagiwara, Takanori Miyaki, Takayuki Kisu 2018-11-20
6814138 Air conditioning apparatus for vehicle Akihiro Tsurushima, Koji Murayama, Katsuhiro Kurokawa, Noriyuki Kitahara 2004-11-09
6775418 Image processing device and processing method Toshiyuki Yamauchi, Kouji Tatsukawa 2004-08-10
6609563 Vehicular air conditioning apparatus including a detachably installed mix door assembly Akihiro Tsurushima, Koji Murayama, Katsuhiro Kurokawa, Noriyuki Kitahara 2003-08-26
6442028 Electronic device 2002-08-27
6017225 Integral holder-connector for capacitor microphone Hajime Michiya 2000-01-25
5975915 Socket for inspection of semiconductor device Hiroto Komatsu 1999-11-02
5585896 Image forming apparatus with a contact member contacting an image carrier Sadao Takahashi, Nobuo Kikuchi, Kentaro Matsumoto, Tadashi Hayakawa, Yoshiaki Miyashita +3 more 1996-12-17
5572293 Method of and system for cleaning a charge inducing member Nobuo Kikuchi, Sadao Takahashi, Kentaro Matsumoto, Tadashi Hayakawa, Yoshiaki Miyashita +3 more 1996-11-05
5557373 Cleaning system for charging drum of an image forming apparatus Yoshiaki Miyashita, Takeshi Tabuchi, Nobuo Kikuchi, Kentaro Matsumoto, Sadao Takahashi +1 more 1996-09-17
5526126 Signal processor for VTR which converts color under signals to color signals Makoto Furihata, Takashi Jin, Kenya Yamauchi, Shinichi Ishihara 1996-06-11
5512708 Toner used in an image forming apparatus Sadao Takahashi, Nobuo Kikuchi, Kentaro Matsumoto, Tadashi Hayakawa, Yoshiaki Miyashita +1 more 1996-04-30
5500280 Elastomer-based connector sheet Nobuyoshi Ogawa 1996-03-19
5403194 Elastic interconnector 1995-04-04
5300798 Semiconductor integrated circuit device Setsuo Ogura, Kazuyuki Kamegaki, Kenya Yamauchi, Yukinori Kitamura, Tuyoshi Nagase 1994-04-05
5132806 Semiconductor integrated circuit device Yukinori Kitamura, Setsuo Ogura, Shiro Mayuzumi, Shunji Mori, Toshiyuki Fukamachi +3 more 1992-07-21
4857987 Semiconductor device Setsuo Ogura, Kazuyuki Kamegaki, Hideo Miyazaki, Yukinori Kitamura, Shirou Mayuzumi 1989-08-15
4841484 Tri-state IIL gate Kazuo Watanabe, Makoto Furihata 1989-06-20
4799732 Chair seat inclining and moving device 1989-01-24
4430805 Rail type universal parallel ruler device Hiroshi Mutoh, Masami Hikawa, Yoshinori Watanabe 1984-02-14