Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9263113 | Semiconductor memory device with memory array and dummy memory array | Ryoji Matsuda, Motoi Ashida | 2016-02-16 |
| 8508986 | Semiconductor device | Hiroaki Tanizaki, Takaharu Tsuji, Masanori Hayashikoshi | 2013-08-13 |
| 8189369 | Semiconductor device | Shota Okayama | 2012-05-29 |
| 8139402 | Magnetic memory device | Hiroaki Tanizaki, Shuichi Ueno, Takaharu Tsuji | 2012-03-20 |
| 7872907 | Semiconductor device | Shota Okayama | 2011-01-18 |
| 7436699 | Nonvolatile semiconductor memory device | Hiroaki Tanizaki, Takaharu Tsuji, Hideto Hidaka | 2008-10-14 |
| 6496429 | Semiconductor memory device | Tetsushi Tanizaki, Masaru Haraguchi | 2002-12-17 |
| 6118730 | Phase comparator with improved comparison precision and synchronous semiconductor memory device employing the same | Takashi Kubo, Hisashi Iwamoto | 2000-09-12 |
| 5946268 | Internal clock signal generation circuit including delay line, and synchronous type semiconductor memory device including internal clock signal | Hisashi Iwamoto | 1999-08-31 |
| 5940344 | Synchronous semiconductor memory device including internal clock signal generation circuit that generates an internal clock signal synchronizing in phase with external clock signal at high precision | Wataru Sakamoto, Hisashi Iwamoto | 1999-08-17 |
| 5815462 | Synchronous semiconductor memory device and synchronous memory module | Yasuhiro Konishi, Hisashi Iwamoto, Takashi Araki, Seiji Sawada | 1998-09-29 |
| 5592434 | Synchronous semiconductor memory device | Hisashi Iwamoto, Yasuhiro Konishi, Katsumi Dosaka | 1997-01-07 |
| 5517462 | Synchronous type semiconductor memory device operating in synchronization with an external clock signal | Hisashi Iwamoto, Yasuhiro Konishi, Naoya Watanabe, Seiji Sawada | 1996-05-14 |
| 5404338 | Synchronous type semiconductor memory device operating in synchronization with an external clock signal | Hisashi Iwamoto, Yasuhiro Konishi, Naoya Watanabe, Seiji Sawada | 1995-04-04 |