Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Hidetoshi Iwai, Satoshi Oguchi, Hisashi Nakamura, Hiroyuki Uchiyama +10 more | 1998-09-08 |
| 5426613 | 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, Hidetoshi Iwai, Satoshi Oguchi, Hisashi Nakamura, Hiroyuki Uchiyama +10 more | 1995-06-20 |
| 5410507 | Special mode control method for dynamic random access memory | Masanori Tazunoki, Toshitsugu Takekuma, Yutaka Ito, Kazuya Ito, Wataru Arakawa +3 more | 1995-04-25 |
| 5359561 | Semiconductor memory device | Kazuya Ito, Hidetoshi Iwai, Toshiyuki Sakuta, Masamichi Ishihara, Tomoshi Matsumoto, deceased | 1994-10-25 |
| 5217917 | 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, Hidetoshi Iwai, Satoshi Oguchi, Hisashi Nakamura, Hiroyuki Uchiyama +10 more | 1993-06-08 |