Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859799 | Semiconductor memory device including internal power supply circuit generating a plurality of internal power supply voltages at different levels | Yasuhiro Matsumoto, Mikio Asakura, Kouji Tanaka | 1999-01-12 |
| 5789808 | Semiconductor device structured to be less susceptible to power supply noise | Mikio Asakura, Tadaaki Yamauchi | 1998-08-04 |
| 5757175 | Constant current generating circuit | Fukashi Morishita, Masaki Tsukude, Tsukasa Ooishi | 1998-05-26 |
| 5716889 | Method of arranging alignment marks | Takaharu Tsuji, Mikio Asakura | 1998-02-10 |
| 5291454 | Circuit for decreasing current consumption in data output circuit in case one of two supply voltages fails | Yutaka Ikeda | 1994-03-01 |