AS

Akinori Shibayama

Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
NP Nippon Telegraph And Telephone Public: 5 patents #10 of 842Top 2%
NT NTT: 2 patents #2,095 of 4,871Top 45%
HC Hitachi Service Engineering Co.: 2 patents #8 of 31Top 30%
TK Takeda Riken Kogyo Kabushikikaisha: 1 patents #24 of 49Top 50%
NT Nippon Telephone And Telegraph: 1 patents #8 of 84Top 10%
MC Mitsushita Electric Industrial Co.: 1 patents #1 of 22Top 5%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #114,095 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
8319257 Semiconductor device and layout design method therefor Kohtaro Hayashi 2012-11-27
7469396 Semiconductor device and layout design method therefor Kohtaro Hayashi 2008-12-23
7290234 Method for computer aided design of semiconductor integrated circuits 2007-10-30
6985396 Semiconductor integrated circuit 2006-01-10
6937532 Semiconductor memory Ichiro Hatanaka, Yoshinobu Yamagami 2005-08-30
6920079 Semiconductor device and semiconductor memory device 2005-07-19
6597621 Multi-bank semiconductor memory device Takaharu Tsuji 2003-07-22
6392953 Semiconductor memory Toshio Yamada 2002-05-21
6275434 Semiconductor memory Toshio Yamada 2001-08-14
6219285 Semiconductor storage device with synchronized selection of normal and redundant columns Yasuo Murakuki 2001-04-17
6160753 Semiconductor integrated circuit device having main word lines and sub-word lines 2000-12-12
6121786 Semiconductor integrated circuit Yoshinobu Yamagami 2000-09-19
6091655 Semiconductor memory Toshio Yamada 2000-07-18
6005436 Internal reduced-voltage generator for semiconductor integrated circuit Toshio Yamada 1999-12-21
5881012 Semiconductor integrated circuit Toshiaki Kawasaki 1999-03-09
5773968 Internal voltage conversion circuit Hideaki Kondo 1998-06-30
5680071 Tristate voltage boosted integrated circuit Manabu Senoh, Yoshitaka Mano 1997-10-21
5554953 Internal reduced-voltage generator for semiconductor integrated circuit Toshio Yamada 1996-09-10
5545977 Reference potential generating circuit and semiconductor integrated circuit arrangement using the same Toshio Yamada, Shunichi Iwanari, Atsushi Fujiwara 1996-08-13
5424629 Power circuit for a semiconductor apparatus Atsushi Fujiwara 1995-06-13
5355081 Method for testing a semiconductor integrated circuit having self testing circuit Yoshiro Nakata, Atsushi Fujiwara 1994-10-11
5341035 Substrate potential generator Toshio Yamada 1994-08-23
5251177 Semiconductor memory device having an improved refresh operation Hironori Akamatsu, Hisakazu Kotani, Junko Matsushima 1993-10-05
5248936 Semiconductor integrated circuit and a method of testing the same Yoshiro Nakata, Atsushi Fujiwara 1993-09-28
5177448 Synchrotron radiation source with beam stabilizers Takashi Ikeguchi, Manabu Matsumoto, Shinjiroo Ueda, Tadasi Sonobe, Toru Murashita +2 more 1993-01-05