Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7464315 | Semiconductor memory device | Yutaka Ito, Eiji Yamasaki | 2008-12-09 |
| 7318183 | Data storing method of dynamic RAM and semiconductor memory device | Yutaka Ito | 2008-01-08 |
| 7051260 | Data storing method of dynamic RAM and semiconductor memory device | Yutaka Ito | 2006-05-23 |
| 6906971 | Semiconductor integrated circuit device | Masayuki Nakamura, Kazuyuki Miyazawa | 2005-06-14 |
| 6791132 | Memory semiconductor device with reduced sense amplifier area | Kiyoshi Nakai | 2004-09-14 |
| 6697992 | Data storing method of dynamic RAM and semiconductor memory device | Yutaka Ito | 2004-02-24 |
| 6680501 | Semiconductor device | Yutaka Ito | 2004-01-20 |
| 6078084 | Semiconductor integrated circuit device | Masayuki Nakamura, Kazuyuki Miyazawa | 2000-06-20 |
| 5910010 | Semiconductor integrated circuit device, and process and apparatus for manufacturing the same | Hirotaka Nishizawa, Tomoyoshi Miura, Ichirou Anjou, Masamichi Ishihara, Masahiro Yamamura +17 more | 1999-06-08 |
| 5805513 | Semiconductor memory device with improved substrate arrangement to permit forming a plurality of different types of random access memory, and a testing method therefor | Yasushi Takahashi, Satoshi Oguchi, Hisashi Nakamura, Hiroyuki Uchiyama, Toshitugu Takekuma +10 more | 1998-09-08 |
| 5736277 | Method of making mask pattern data and process for manufacturing the mask | Toshitsugu Takekuma, Toshio Suzuki, Masamichi Ishihara | 1998-04-07 |
| 5689465 | Semiconductor memory device and defective memory cell correction circuit | Shunichi Sukegawa, Takumi Nasu | 1997-11-18 |
| 5654577 | Semiconductor integrated circuit device | Masayuki Nakamura, Kazuyuki Miyazawa | 1997-08-05 |
| 5629898 | Dynamic memory device, a memory module, and a method of refreshing a dynamic memory device | Youji Idei, Katsuhiro Shimohigashi, Masakazu Aoki, Hiromasa Noda, Katsuyuki Sato +5 more | 1997-05-13 |
| 5610089 | Method of fabrication of semiconductor integrated circuit device | Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa, Hisao Katto +1 more | 1997-03-11 |
| 5594279 | Semiconductor device having shield wiring for noise suppression | Yutaka Itou, Toshiyuki Sakuta, Takumi Nasu, Tomohiro Suzuki | 1997-01-14 |
| 5565285 | Method of making mask pattern data and process for manufacturing the mask | Toshitsugu Takekuma, Toshio Suzuki, Masamichi Ishihara | 1996-10-15 |
| 5550394 | Semiconductor memory device and defective memory cell correction circuit | Shunichi Sukegawa, Takumi Nasu | 1996-08-27 |
| 5534723 | Semiconductor integrated circuit device having output and internal circuit MISFETS | Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa, Hisao Katto +1 more | 1996-07-09 |
| 5498897 | Transistor layout for semiconductor integrated circuit | Katsuo Komatsuzaki, Masayasu Kawamura | 1996-03-12 |
| 5485425 | Semiconductor memory device having redundant column and operation method thereof | Masaya Muranaka, Takumi Nasu, Shunichi Sukegawa | 1996-01-16 |
| 5483490 | Semiconductor integrated device and wiring correction arrangement therefor | Masamichi Ishihara, Kazuya Ito, Wataru Arakawa, Yoshinobu Nakagome | 1996-01-09 |
| 5458998 | Method of making mask pattern data and process for manufacturing the mask | Toshitsugu Takekuma, Toshio Suzuki, Masamichi Ishihara | 1995-10-17 |
| 5436483 | Semiconductor integrated circuit device having a first MISFET of an output buffer circuit and a second MISFET of an internal circuit | Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa, Hisao Katto +1 more | 1995-07-25 |
| 5436484 | Semiconductor integrated circuit device having input protective elements and internal circuits | Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa, Hisao Katto +1 more | 1995-07-25 |