Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7903460 | Non-volatile semiconductor memory device | — | 2011-03-08 |
| 7376016 | Method of writing to non-volatile semiconductor memory device storing information depending on variation in level of threshold voltage | Takeshi Nakayama, Shinichi Kobayashi, Takashi Kono | 2008-05-20 |
| 7075339 | Semiconductor output circuit device | — | 2006-07-11 |
| 6998879 | Level determination circuit determining logic level of input signal | — | 2006-02-14 |
| 6680866 | Clock synchronous semiconductor memory device | — | 2004-01-20 |
| 6621329 | Semiconductor device | — | 2003-09-16 |
| 6615942 | Swivel type working vehicle | Eisaku Shinohara, Yasuo Nakata, Siro Sugiyama, Nobuo Higashino, Motoki Sunada +1 more | 2003-09-09 |
| 6456563 | Semiconductor memory device that operates in sychronization with a clock signal | — | 2002-09-24 |
| D440235 | Backhoe | Junta Kuwae, Fumiki Sato, Toshihiko Takemura, Yasuo Nakata | 2001-04-10 |
| 6151273 | Synchronous semiconductor memory device | Hisashi Iwamoto | 2000-11-21 |
| 5867446 | Synchronous semiconductor memory device | Yasuhiro Konishi, Takayuki Miyamoto, Hisashi Iwamoto | 1999-02-02 |
| 5659260 | Sense amplifier having a circuit for compensating for potential voltage drops caused by parasitic interconnections | Hiroshi Akamatsu | 1997-08-19 |
| 5600281 | Oscillator circuit generating a clock signal having a temperature dependent cycle and a semiconductor memory device including the same | Shigeru Mori, Masanori Hayashikoshi | 1997-02-04 |
| 5594704 | Synchronous semiconductor memory device | Yasuhiro Konishi, Takayuki Miyamoto, Hisashi Iwamoto | 1997-01-14 |
| 5557193 | Stabilized voltage generating circuit and internal voltage down converter and a method of generating an internal operating power supply voltage for a dynamically operating circuit | — | 1996-09-17 |
| 5539353 | Circuit for compensating for potential voltage drops caused by parasitic interconnection resistance | Hiroshi Akamatsu | 1996-07-23 |
| 5530640 | IC substrate and boosted voltage generation circuits | Motoko Hara | 1996-06-25 |
| 5530397 | Reference voltage generating circuit of semiconductor memory device | Jun Nakai, Yuto Ikeda, Yuichiro Komiya | 1996-06-25 |
| 5499214 | Oscillator circuit generating a clock signal having a temperature dependent cycle and a semiconductor memory device including the same | Shigeru Mori, Masanori Hayashikoshi | 1996-03-12 |
| 5490119 | Semiconductor device including signal generating circuit with level converting function and with reduced area of occupation | Mikio Sakurai, Kenji Tokami, Kazuhiro Sakemi, Yutaka Ikeda, Yoshinori Inoue | 1996-02-06 |
| 5467315 | Semiconductor memory device facilitated with plural self-refresh modes | Yutaka Shimbo, Katsuyuki Sato, Masahiro Ogata, Kanehide Kenmizaki, Shouji Kubono +3 more | 1995-11-14 |
| 5463249 | Electronic circuit system unit with wiring substrate | Yutaka Shinbo, Mitsuteru Kobayashi, Katsuyuki Sato | 1995-10-31 |
| 5446418 | Ring oscillator and constant voltage generation circuit | Motoko Hara | 1995-08-29 |
| 5442277 | Internal power supply circuit for generating internal power supply potential by lowering external power supply potential | Shigeru Mori | 1995-08-15 |
| 5436552 | Clamping circuit for clamping a reference voltage at a predetermined level | — | 1995-07-25 |