KW

Katsuya Watanabe

Sumitomo Electric Industries: 61 patents #110 of 21,551Top 1%
PA Panasonic: 37 patents #358 of 21,108Top 2%
HI Hitachi: 16 patents #2,438 of 28,497Top 9%
NI Nikon: 13 patents #314 of 2,493Top 15%
CC Cosmo Oil Co.: 3 patents #49 of 229Top 25%
PC Petroleum Energy Center: 3 patents #23 of 180Top 15%
UK Ushio Denki Kabushiki Kaisha: 2 patents #199 of 583Top 35%
MC Matsushit Electric Industrial Co.: 2 patents #3 of 293Top 2%
OP Optos Plc: 1 patents #32 of 83Top 40%
HG HGST: 1 patents #1,032 of 1,677Top 65%
PH Phc Holdings: 1 patents #122 of 211Top 60%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
Overall (All Time): #7,328 of 4,157,543Top 1%
138
Patents All Time

Issued Patents All Time

Showing 126–138 of 138 patents

Patent #TitleCo-InventorsDate
5647944 Microwave plasma treatment apparatus Takeshi Tsubaki, Hidenori Takesue, Yoshiaki Sato, Katsuyoshi Kudo, Makoto Nawata 1997-07-15
5606536 Optical recording/reproducing apparatus with variable control Hiroshi Idehara 1997-02-25
5580420 Plasma generating method and apparatus and plasma processing method and apparatus Tetsunori Kaji, Naoyuki Tamura, Kenji Nakata, Hiroyuki Shichida, Seiichi Watanabe +2 more 1996-12-03
5566152 Tracking control system with correction capabilities for correcting disagreement between optical axes Kouichi Takamine 1996-10-15
5477514 Control apparatus for controlling focusing, accessing and spindle rotating circuits to operate simultaneously Motoshi Ito 1995-12-19
5343454 Tracking control apparatus for correcting tracking error signal according to approximate equation of a function of track address Masayuki Shibano, Hiroyuki Yamaguchi, Yasuaki Edahiro, Mitsuro Moriya 1994-08-30
5257250 Tracking-control target-position adjustment method Mitsuro Moriya, Masayuki Shibano, Hiroyuki Yamaguchi, Shinichi Yamada 1993-10-26
5253239 Control apparatus for tracking a light beam on a track of an optical recording medium Yasuaki Edahiro, Mitsuro Moriya 1993-10-12
5199015 Optical recording/reproducing device having means for adjusting servo loop gain and phase characteristics Yasuaki Edahiro 1993-03-30
5090003 Method and apparatus for adjusting target position of focusing of light beam Mitsuro Moriya, Shinichi Yamada, Masayuki Shibano 1992-02-18
5056962 Method of sampling solid materials and sampling system to execute the method Kiyoshi Morimoto, Akikazu Iwamoto, Masahiko Shimizu, Masuo Moriyama 1991-10-15
5048001 Load correction method for an information retrieval apparatus Mitsuro Moriya, Masayuki Shibano, Hiroyuki Yamaguchi, Shinichi Yamada 1991-09-10
4807206 Track jump detection system Mitsuro Moriya, Toshiji Kanamaru, Kazuharu Shiragami, Hiroyuki Yamaguchi 1989-02-21