YK

Yasuhiro Katoh

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
TC Tokyo Tungsten Co.: 2 patents #11 of 27Top 45%
Overall (All Time): #241,897 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7040083 Gas turbine having water injection unit Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2006-05-09
RE39092 Gas turbine with water injection Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2006-05-09
RE38831 Gas turbine having water spray injection control Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2005-10-18
6779332 Gas turbine Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2004-08-24
6711888 Gas turbine Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2004-03-30
6705074 Gas turbine with water injection Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2004-03-16
6568167 Gas turbine having water droplet injector Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2003-05-27
6568168 Gas turbine having water spray injection control Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2003-05-27
6530210 Gas turbine Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2003-03-11
6260350 Gas turbine Nobuyuki Horii, Isao Takehara, Hidetaro Murata, Motoaki Utamura, Takaaki Kuwahara +2 more 2001-07-17
5586857 Rotating stall prevention system for compressor Hiroshi Ishii, Tetsuo Sasada, Masayuki Kasahara, Yasushige Kashiwabara 1996-12-24
5554000 Blade profile for axial flow compressor Yoshihiro Tsuda, Mitsuaki Yanagida, Hajime Toriya, Tetsuo Sasada 1996-09-10
5352489 Method for manufacturing a rotary anode for X-ray tube Hisanori Ohara, Hiromu Kawai, Shigehiko Takaoka 1994-10-04
5259015 Rotary anode for X-ray tube and method for manufacturing the same Hisanori Ohara, Hiromu Kawai, Shigehiko Takaoka 1993-11-02
5008761 Readout circuit in magnetic recording device Nobumasa Nishiyama, Makoto Saito, Yasuhide Ouchi, Yoshihisa Kamo, Makoto Koizumi +3 more 1991-04-16
4907100 Readout circuit in magnetic recording device Nobumasa Nishiyama, Makoto Saito, Yasuhide Ouchi, Yoshihasa Kamo, Makoto Koizumi +3 more 1990-03-06
4755891 Circuit for processing waveform of reproduced signal in magnetic reproducing apparatus Fumio Kugiya, Hajime Aoi 1988-07-05
4716306 Circuit for detecting variation of resistance of a variable-resistance element Naoki Sato, Yoshihisa Kamo, Minoru Kosuge, Shinichi Arai 1987-12-29
4600965 Current driving circuit Naoki Sato, Yoshihisa Kamo, Kazuhiro Momata, Shinichi Arai 1986-07-15