SI

Shigemasa Ito

Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
FL Fujitsu Vlsi Limited: 1 patents #91 of 256Top 40%
Overall (All Time): #519,344 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7995414 Semiconductor memory device, method of operating semiconductor memory device, and memory system 2011-08-09
7315481 Semiconductor memory 2008-01-01
7286434 Semiconductor memory device with shift register-based refresh address generation circuit Kaoru Mori, Katuhiro Mori, Shinichi Yamada, Kuninori Kawabata 2007-10-23
7227801 Semiconductor memory device with reliable fuse circuit Akira Kikutake, Kuninori Kawabata 2007-06-05
7145825 Semiconductor memory device with shift register-based refresh address generation circuit Kaoru Mori, Katuhiro Mori, Shinichi Yamada, Kuninori Kawabata 2006-12-05
6577550 Control circuit and semiconductor memory device 2003-06-10
6353565 Semiconductor device, semiconductor memory device and test-mode entry method 2002-03-05
6351432 Synchronous semiconductor memory apparatus and input information latch control method thereof Mitsuhiro Higashiho 2002-02-26
5675280 Semiconductor integrated circuit device having built-in step-down circuit for stepping down external power supply voltage Yukihiro Nomura 1997-10-07
5499213 Semiconductor memory device having self-refresh function Makoto Niimi, Toyonobu Yamada, Yoshihiro Takemae, Yoshiharu Kato 1996-03-12