SO

Sadayuki Ohkuma

HI Hitachi: 14 patents #2,889 of 28,497Top 15%
HE Hitachi Vlsi Engineering: 3 patents #237 of 666Top 40%
RS Rising Silicon: 1 patents #3 of 20Top 15%
Overall (All Time): #300,910 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7688670 Semiconductor device with improved power supply control for a plurality of memory arrays Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2010-03-30
7411855 Semiconductor device with improved power supply arrangement Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2008-08-12
7411856 Semiconductor device with improved power supply arrangement Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2008-08-12
7298662 Semiconductor device with power down arrangement for reduce power consumption Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2007-11-20
7082074 Semiconductor device having a power down mode Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2006-07-25
7072202 Semiconductor device having a power down mode Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2006-07-04
6870790 Semiconductor device having a power down mode Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2005-03-22
6680875 Semiconductor device, such as a synchronous DRAM, including a control circuit for reducing power consumption Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2004-01-20
6195306 Semiconductor device Masashi Horiguchi, Masayuki Nakamura, Kazuhiko Kajigaya, Yoshinobu Nakagome 2001-02-27
5638335 Semiconductor device Noboru Akiyama, Seigoh Yukutake, Akihiko Emori, Takashi Akioka, Shuichi Miyaoka +2 more 1997-06-10
5497353 Semiconductor memory device Katsuyuki Sato, Miki Matsumoto, Masahiro Ogata, Masahiro Yoshida 1996-03-05
5436870 Semiconductor memory device Katsuyuki Sato, Miki Matsumoto, Masahiro Ogata, Masahiro Yoshida 1995-07-25
5313423 Semiconductor memory device Katsuyuki Sato, Miki Matsumoto, Masahiro Ogata, Masahiro Yoshida 1994-05-17
5289428 Semiconductor memory device Katsuyuki Sato, Miki Matsumoto, Masahiro Ogata, Masahiro Yoshida 1994-02-22
5274594 Static RAM Kazumasa Yanagisawa, Atsushi Hiraishi, Hideyuki Aoki, Satoshi Oguchi 1993-12-28
5115413 Semiconductor memory device Katsuyuki Sato, Miki Matsumoto, Masahiro Ogata, Masahiro Yoshida 1992-05-19