HI

Hisao Iitsuka

HC Hitachi Cable: 4 patents #157 of 1,086Top 15%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
Overall (All Time): #1,289,110 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5677973 Method of aligning optical fiber to optical fiber or optical fiber to optical element at junction and optical fiber array Toshiya Yuhara, Hiroshi Kajioka, Mamoru Ichimura, Tomohiro Murakami 1997-10-14
5671316 Connecting structure of optical fiber to optical waveguide Toshiya Yuhara, Kazuyuki Fukuda, Makoto Shimaoka, Tetsuo Kumazawa 1997-09-23
5471301 Optical fiber gyro Tatsuya Kumagai, Hiroshi Kajioka, Wataru Ohnuki, Toshiyuki Tetsu 1995-11-28
4962375 Driving circuit for a light emitting diode array Hideo Hirane, Kiyohiko Tanno, Kentaro Yagi 1990-10-09