TY

Tatsumi Yamauchi

HI Hitachi: 8 patents #5 of 2,942Top 1%
HC Hitachi Engineering Co.: 1 patents #6 of 55Top 15%
📍 Hitachinaka, JP: #1 of 230 inventorsTop 1%
Overall (1997): #983 of 185,788Top 1%
8
Patents 1997

Issued Patents 1997

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5684729 Floating-point addition/substraction processing apparatus and method thereof Hiromichi Yamada, Fumio Murabayashi, Takashi Hotta, Hideo Sawamoto, Takahiro Nishiyama +2 more 1997-11-04
5680066 Signal transition detector circuit Takashi Akioka, Masahiro Iwamura, Atsushi Hiraishi, Yuji Yokoyama, Nozomu Matsuzaki +5 more 1997-10-21
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
5675548 Semiconductor integrated circuit having logi gates Yuji Yokoyama, Takashi Akioka, Masahiro Iwamura, Atsushi Hiraishi, Yutaka Kobayashi +3 more 1997-10-07
5657264 Semiconductor memory Masahiro Iwamura, Kazutaka Mori 1997-08-12
5654931 High-speed semiconductor memory device and data processing system using the same Akihiro Tamba, Masahiro Iwamura, Yutaka Kobayashi, Kinya Mitsumoto, Shuko Yamauchi +1 more 1997-08-05
5619151 Semiconductor device Takashi Akioka, Masahiro Iwamura, Atsushi Hiraishi, Yuji Yokoyama, Nozomu Matsuzaki +5 more 1997-04-08
5612640 Self-timed semiconductor integrated circuit device Fumio Murabayashi, Yutaka Kobayashi 1997-03-18