Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8826856 | Optical thin-film vapor deposition apparatus and optical thin-film production method | Ekishu Nagae, Yousong Jiang, Ichiro Shiono, Tatsuya Hayashi, Makoto Furukawa +1 more | 2014-09-09 |
| 6798236 | Output buffer circuit with power supply voltages different from a power supply voltage applied to an internal circuit | Takafumi Takatsuka, Masaki Tsukude | 2004-09-28 |
| 6714047 | Semiconductor integrated circuit | Masaki Tsukude, Takafumi Takatsuka | 2004-03-30 |
| 6710634 | Power on reset circuit | Shigeki Ohbayashi | 2004-03-23 |
| 6628559 | Semiconductor memory device having refreshing function | Masaki Tsukude, Minoru Senda | 2003-09-30 |
| 6584013 | Semiconductor memory device having increased memory capacity while reducing mounting area and stand-by current | Minoru Senda, Shinichi Kobayashi, Masaki Tsukude, Hirotoshi Sato | 2003-06-24 |
| 6556058 | Power on reset circuit | Shigeki Ohbayashi | 2003-04-29 |
| 6556485 | Output buffer capable of adjusting current drivability and semiconductor integrated circuit device having the same | Hirotoshi Sato, Masaki Tsukude | 2003-04-29 |
| 6493279 | Semiconductor device capable of simple measurement of oscillation frequency | Hirotoshi Sato, Masaki Tsukude | 2002-12-10 |
| 6469552 | Power on reset circuit | Shigeki Ohbayashi | 2002-10-22 |
| 6416331 | IC socket and semiconductor device with replaceable lead members | — | 2002-07-09 |
| 6335885 | Semiconductor device having a delay circuit for adjusting the timing of control signals | — | 2002-01-01 |
| 6269462 | Selectable sense amplifier delay circuit and method | Kunihiko Kozaru | 2001-07-31 |
| 6215704 | Semiconductor memory device allowing reduction in a number of external pins | — | 2001-04-10 |
| 5398943 | Seal device of the non-contact type | Toshihiko Fuse, Eiji Okumachi | 1995-03-21 |
| 4284445 | Production quantity adjusting apparatus for corrugators | — | 1981-08-18 |