SH

Shigetoshi Hiratsuka

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HC Hitachi Cable: 2 patents #313 of 1,086Top 30%
Overall (All Time): #892,890 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5162644 Contact type image sensor having photoelectric conversion elements to reduce signal variation caused by luminous intensity variation of light source Tatsuya Nagata, Michihiro Watanabe, Takehiko Yamada 1992-11-10
4905021 Optical printer head with a light emitting diode array Hisao Iizuka, Kiyohiko Tanno, Teruji Satou, Norihiro Ashizuka 1990-02-27
4829321 Optical printer head with a light emitting diode array Hisao Iizuka, Kiyohiko Tanno, Teruji Satou, Norihiro Ashizuka 1989-05-09
4636813 Thermal print head Kazuyoshi Mego, Eiichi Hara 1987-01-13
4517444 Thermal printhead Tsuneyoshi Kawahito, Katsuo Abe, Tsuneaki Kamei, Kazuyuki Fujimoto, Masao Mitani 1985-05-14
4460494 Resistor Katsuo Abe, Tsuneyoshi Kawahito, Tsuneaki Kamei, Masao Mitani, Kazuyuki Fujimoto 1984-07-17