SO

Shigeki Ohbayashi

Mitsubishi Electric: 43 patents #197 of 25,717Top 1%
RT Renesas Technology: 14 patents #133 of 3,337Top 4%
RE Renesas Electronics: 8 patents #458 of 4,529Top 15%
MI Mitsubishi: 1 patents #54 of 173Top 35%
Overall (All Time): #32,966 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 26–50 of 66 patents

Patent #TitleCo-InventorsDate
6556058 Power on reset circuit Tadayuki Shimizu 2003-04-29
6535441 Static semiconductor memory device capable of accurately detecting failure in standby mode Minoru Senda 2003-03-18
6521951 Semiconductor circuit device with improved surge resistance Hirotashi Sato 2003-02-18
6479860 Semiconductor memory device 2002-11-12
6469552 Power on reset circuit Tadayuki Shimizu 2002-10-22
6452269 Semiconductor integrated circuit having power supply pin 2002-09-17
6388857 Semiconductor circuit device with improved surge resistance Hirotoshi Sato 2002-05-14
6373760 Static type semiconductor memory device adopting a redundancy system 2002-04-16
6320802 Program circuit suppressing stand-by current and permitting highly reliable operation, and semiconductor memory device using the program circuit 2001-11-20
6314037 Semiconductor integrated circuit device using BiCMOS technology Toru Shiomi 2001-11-06
6301678 Test circuit for reducing test time in semiconductor memory device having multiple data input/output terminals Hirotoshi Sato, Tomohisa Wada 2001-10-09
6295222 Semiconductor memory device with two layers of bit lines Yoshiko Higashide 2001-09-25
6229365 Semiconductor integrated circuit device operating stably at a plurality of power supply voltage levels Masayuki Iketani 2001-05-08
6141269 Semiconductor integrated circuit device using BiCMOS technology Toru Shiomi 2000-10-31
6088820 Static semiconductor memory device having test mode Ken Jyo 2000-07-11
5991223 Synchronous semiconductor memory device operable in a burst mode Kunihiko Kozaru 1999-11-23
5875089 Input protection circuit device Yoshiko Higashide 1999-02-23
5781468 Semiconductor memory device comprising two kinds of memory cells operating in different access speeds and methods of operating and manufacturing the same Ryuichi Matsuo, Tomohisa Wada, Kazutoshi Hirayama 1998-07-14
5764573 Semiconductor device capable of externally and readily identifying set bonding optional function and method of identifying internal function of semiconductor device Masayuki Iketani 1998-06-09
5734281 Semiconductor integrated circuit for outputting an intermediate potential Chikayoshi Morishima 1998-03-31
5708802 Semiconductor memory device Chikayoshi Morishima 1998-01-13
5703510 Power on reset circuit for generating reset signal at power on Masayuki Iketani 1997-12-30
5684750 Semiconductor memory device with a sense amplifier including two types of amplifiers Setsu Kondoh 1997-11-04
5666324 Clock synchronous semiconductor memory device having current consumption reduced Ryuichi Kosugi 1997-09-09
5663905 Semiconductor memory device comprising two kinds of memory cells operating in different access speeds and methods of operating and manufacturing the same Ryuichi Matsuo, Tomohisa Wada, Kazutoshi Hirayama 1997-09-02