Issued Patents All Time
Showing 26–50 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6856549 | Non-volatile semiconductor memory device attaining high data transfer rate | — | 2005-02-15 |
| 6813210 | Semiconductor memory device requiring refresh operation | Takeo Okamoto, Tetsuichiro Ichiguchi, Hideki Yonetani, Tsutomu Nagasawa, Makoto Suwa +2 more | 2004-11-02 |
| 6784718 | Semiconductor device adaptable to a plurality of kinds of interfaces | Takeo Okamoto, Shinichi Jinbo, Makoto Suwa, Junko Matsumoto | 2004-08-31 |
| 6775177 | Semiconductor memory device switchable to twin memory cell configuration | Takeo Okamoto, Tetsuichiro Ichiguchi, Hideki Yonetani, Tsutomu Nagasawa, Makoto Suwa +2 more | 2004-08-10 |
| 6765838 | Refresh control circuitry for refreshing storage data | Junko Matsumoto, Takeo Okamoto | 2004-07-20 |
| 6744298 | Semiconductor device | Takeo Okamoto, Junko Matsumoto | 2004-06-01 |
| 6731558 | Semiconductor device | Takeo Okamoto, Junko Matsumoto | 2004-05-04 |
| 6728827 | Simply interfaced semiconductor integrated circuit device including logic circuitry and embedded memory circuitry operative with a reduced number of pin terminals | Kunihiko Kozaru | 2004-04-27 |
| 6724679 | Semiconductor memory device allowing high density structure or high performance | Tsutomu Nagasawa, Hideki Yonetani, Kozo Ishida, Shinichi Jinbo, Makoto Suwa +3 more | 2004-04-20 |
| 6724223 | Semiconductor device used in two systems having different power supply voltages | Tetsuichiro Ichiguchi, Tsutomu Nagasawa, Zengcheng Tian, Makoto Suwa, Junko Matsumoto +2 more | 2004-04-20 |
| 6721223 | Semiconductor memory device | Junko Matsumoto, Takeo Okamoto | 2004-04-13 |
| 6717460 | Semiconductor device | Takeo Okamoto, Junko Matsumoto, Zengcheng Tian | 2004-04-06 |
| 6714461 | Semiconductor device with data output circuit having slew rate adjustable | Junko Matsumoto, Takeo Okamoto | 2004-03-30 |
| 6697296 | Clock synchronous semiconductor memory device | Junko Matsumoto, Takeo Okamoto | 2004-02-24 |
| 6650582 | Semiconductor memory device | Junko Matsumoto, Takeo Okamoto | 2003-11-18 |
| 6625050 | Semiconductor memory device adaptable to various types of packages | Makoto Suwa, Shinichi Jinbo, Zengcheng Tian, Takeo Okamoto, Kozo Ishida +3 more | 2003-09-23 |
| 6584020 | Semiconductor memory device having intermediate voltage generating circuit | Makoto Muneyasu | 2003-06-24 |
| 6552959 | Semiconductor memory device operable for both of CAS latencies of one and more than one | Junko Matsumoto, Takeo Okamoto | 2003-04-22 |
| 6512715 | Semiconductor memory device operating with low power consumption | Takeo Okamoto, Junko Matsumoto | 2003-01-28 |
| 6486722 | Semiconductor device including a control signal generation circuit allowing reduction in size | — | 2002-11-26 |
| 6377505 | Semiconductor integrated circuit capable of reducing area occupied by data bus | — | 2002-04-23 |
| 6373321 | CMOS semiconductor device | Kazutami Arimoto | 2002-04-16 |
| 6240045 | Synchronous semiconductor integrated circuit capable of improving immunity from malfunctions | Masaru Haraguchi, Katsumi Dosaka | 2001-05-29 |
| 6166993 | Synchronous semiconductor memory device | — | 2000-12-26 |
| 6094090 | Differential amplifier circuit, CMOS inverter, demodulator circuit for pulse-width modulation, and sampling circuit | — | 2000-07-25 |