TT

Toshihisa Tsukada

HI Hitachi: 48 patents #320 of 28,497Top 2%
NP Nippon Telegraph And Telephone Public: 5 patents #10 of 842Top 2%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
Overall (All Time): #54,766 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
4788582 Semiconductor device and method of manufacturing the same Hideaki Yamamoto, Koichi Seki, Toshihiro Tanaka, Akira Sasano, Yasuharu Shimomoto +2 more 1988-11-29
4683487 Heterojunction bipolar transistor Kiichi Ueyanagi, Susumu Takahashi, Toshiyuki Usagawa, Yasunari Umemoto 1987-07-28
4618873 Thin film device Akira Sasano, Kouichi Seki, Hideaki Yamamoto, Toru Baji 1986-10-21
4565928 Photo electro transducer device Hideaki Yamamoto, Toru Baji, Akira Sasano 1986-01-21
4556800 Optical image sensor apparatus with grouped photosensors connected in common Hisao Ohta, Toru Baji, Yuji Izawa, Eizou Ebisui, Hideaki Yamamoto 1985-12-03
4554478 Photoelectric conversion element Yasuharu Shimomoto, Yasuo Tanaka, Yukio Takasaki, Sachio Ishioka, Toru Baji 1985-11-19
4500915 Color solid-state imager Norio Koike, Toru Baji, Akira Sasano 1985-02-19
4495409 Photosensor with diode array Toru Baji, Naohiko Koizumi, Hideaki Yamamoto, Yasuharu Shimomoto, Yasuo Tanaka 1985-01-22
4457949 Method of producing a photoelectric conversion layer Yukio Takasaki, Yasuharu Shimomoto, Yasuo Tanaka, Akira Sasano 1984-07-03
4430185 Method of producing photoelectric transducers Yasuharu Shimomoto, Akira Sasano, Yasuo Tanaka, Hideaki Yamamoto, Yukio Takasaki 1984-02-07
4429325 Photosensor Yukio Takasaki, Tadaaki Hirai, Hideaki Yamamoto, Yoshiaki Mori 1984-01-31
4412900 Method of manufacturing photosensors Yasuo Tanaka, Akira Sasano, Yasuharu Shimomoto 1983-11-01
4407010 Solid state image pickup device Toru Baji, Norio Koike, Toshiyuki Akiyama, Iwao Takemoto, Shigeru Shimada +3 more 1983-09-27
4405935 Solid-state imaging device Toru Baji, Norio Koike, Iwao Takemoto, Hideaki Yamamoto, Yukio Takasaki 1983-09-20
4394749 Photoelectric device and method of producing the same Yukio Takasaki, Tadaaki Hirai, Toru Baji, Hideaki Yamamoto, Yasuo Tanaka +2 more 1983-07-19
4364973 Method for fabricating a solid-state imaging device using photoconductive film Norio Koike, Toru Baji, Hideaki Yamamoto 1982-12-21
4360821 Solid-state imaging device Eiichi Maruyama, Toru Baji, Saburo Ataka, Yoshinori Imamura, Akira Sasano +3 more 1982-11-23
4351856 Semiconductor device and method of manufacturing the same Makoto Matsui, Yasuhiro Shiraki, Yoshifumi Katayama, Eiichi Maruyama 1982-09-28
4323912 Solid-state imaging device Norio Koike, Haruhisa Ando, Hideaki Yamamoto, Tadaaki Hirai, Masaharu Kubo +4 more 1982-04-06
4255686 Storage type photosensor containing silicon and hydrogen Eiichi Maruyama, Yoshinori Imamura, Saburo Ataka, Kiyohisa Inao, Yukio Takasaki +1 more 1981-03-10
4249106 Radiation sensitive screen Eiichi Maruyama, Saburo Ataka, Kiyohisa Inao, Yoshinori Imamura, Yukio Takasaki +1 more 1981-02-03
4233506 Photo-sensor Hideaki Yamamoto, Makoto Matsui, Yoshizumi Eto, Tadaaki Hirai, Eiichi Maruyama 1980-11-11
4232219 Photosensor Hideaki Yamamoto, Eiichi Maruyama, Hiroya Inagaki 1980-11-04
4227078 Photo-sensor Hideaki Yamamoto, Haruo Matsumaru, Makoto Matsui, Tadaaki Hirai, Eiichi Maruyama 1980-10-07
4213805 Liquid phase epitaxy method of forming a filimentary laser device 1980-07-22