TS

Toshiharu Shirakura

HI Hitachi: 14 patents #2,889 of 28,497Top 15%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
📍 Shahapura, IN: #2 of 17 inventorsTop 15%
Overall (All Time): #358,059 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5202898 Laser oscillator, laser resonator, and apparatus for manufacturing of semiconductor Hiroyuki Sugawara, Takeshi Yamamura, Hideki Yamai 1993-04-13
5117434 Metal vapor laser apparatus Tuneyoshi Oohashi, Motoo Yamaguchi, Akira Wada, Toshimichi Kichikawa, Hiroyuki Sugawara 1992-05-26
4991180 Metallic vapor laser apparatus Motoo Yamaguchi, Hiroyuki Sugawara, Akira Wada, Tuneyoshi Oohashi, Toshimichi Kichikawa 1991-02-05
4740980 Gas laser device Hiroyuki Sugawara, Shigeo Shiono, Minoru Suzuki, Humio Shibata 1988-04-26
4602372 Gas laser generator Kouji Sasaki, Hiroyuki Sugawara, Kouji Kuwabara, Yukio Kawakubo, Satoshi Takemori 1986-07-22
4590599 Gas laser device Yukio Kawakubo, Hiroyuki Sugawara, Kouji Kuwabara, Satoshi Takemori, Kouji Sasaki 1986-05-20
4541097 Gas laser device with plural electrode members on the upper gas flow side Kouji Kuwabara, Kouji Sasaki, Hiroyuki Sugawara, Yukio Kawakubo, Satoshi Takemori 1985-09-10
4500998 Gas laser Kouji Kuwabara, Hiroyuki Sugawara, Yukio Kawakubo, Kouji Sasaki 1985-02-19
4474468 Method of and apparatus for measuring laser beam Hiroyuki Sugawara, Kouji Kuwabara, Kouji Sasaki, Satoshi Takemori 1984-10-02
4468777 Mirror supporting frame for gas laser oscillation apparatus Satoshi Takemori, Hiroyuki Sugawara, Kouji Kuwabara, Yukio Kawakubo, Kouji Sasaki 1984-08-28
4391519 Axis-monitoring apparatus for a laser beam Kouji Kuwabara, Hiroyuki Sugawara, Kouji Sasaki, Satoshi Takemori 1983-07-05
4351052 Coaxial type gas-flow laser device Kouji Sasaki, Hiroyuki Sugawara, Kouji Kuwabara, Satoshi Takemori, Norio Ikemoto 1982-09-21
4331939 Gas laser device Kouji Kuwabara, Hiroyuki Sugawara, Kouji Sasaki, Satoshi Takemori 1982-05-25
4287487 Gas laser generating device of the longitudinal gas flow type Kouji Kuwabara, Hiroyuki Sugawara, Kouji Sasaki, Satoshi Takemori 1981-09-01