FM

Fumio Murabayashi

HI Hitachi: 4 patents #68 of 2,942Top 3%
HC Hitachi Engineering Co.: 1 patents #6 of 55Top 15%
Overall (1997): #8,306 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5684729 Floating-point addition/substraction processing apparatus and method thereof Hiromichi Yamada, Tatsumi Yamauchi, Takashi Hotta, Hideo Sawamoto, Takahiro Nishiyama +2 more 1997-11-04
5677641 Gate circuit and semiconductor circuit to process low amplitude signals, memory, processor and information processing system manufactured by use of them Yoji Nishio, Kosaku Hirose, Hideo Hara, Katsunori Koike, Kayoko Nemoto +2 more 1997-10-14
5666072 Semiconductor integrated circuit device having bipolar transistor and field effect transistor Yoji Nishio, Shoichi Kotoku, Kozaburo Kurita, Kazuo Kato 1997-09-09
5612640 Self-timed semiconductor integrated circuit device Tatsumi Yamauchi, Yutaka Kobayashi 1997-03-18