SY

Saburo Yasukawa

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #1,052,540 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5760492 Control system for power transmission and distribution system Minoru Kanoi, Yuzuru Imamura, Masahiko Amano, Shinji Tanifuji, Toshifumi Yoshikawa +1 more 1998-06-02
5177625 Image processing system suitable for use for a facsimile Keisuke Nakashima, Tatsuki Inuzuka, Yasuyuki Kozima, Yasuro Hori 1993-01-05
4926253 Multi-color document reading apparatus for facsimile and multi-color facsimile Keisuke Nakashima, Masaharu Tadauchi, Yasuro Hori 1990-05-15
4629664 Liquid fuel cell Tsutomu Tsukui, Toshio Shimizu, Ryota DOI, Motoo Yamaguchi, Shuzou Iwaasa 1986-12-16
4407904 Fuel cell Norihira Uozumi, Takeo Yamagata, Yasuyuki Tsutsumi, Seiichiro Ono 1983-10-04