Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11267333 | Exhaust gas purification device | — | 2022-03-08 |
| 10586805 | Semiconductor memory device | — | 2020-03-10 |
| 10121797 | Semiconductor memory device | Shigeki Kobayashi, Satoshi Konagai, Kenta Yamada, Masaaki Higuchi, Masao Shingu +2 more | 2018-11-06 |
| 9978770 | Semiconductor memory device | Shigeki Kobayashi | 2018-05-22 |
| 9399935 | Oil pan inner tank valve structure | Tomonari Inoue, Tsutomu Okuda, Yoshifumi Taga, Hiroyuki Sato, Kazuya Yoshijima | 2016-07-26 |
| 9196627 | Nonvolatile semiconductor memory device and method of fabricating the same | Ryota Katsumata, Yoshiaki Fukuzumi | 2015-11-24 |
| 9064969 | Nonvolatile semiconductor memory device and method of fabricating the same | Masaru Kito | 2015-06-23 |
| 8669608 | Method for manufacturing nonvolatile semiconductor storage device and nonvolatile semiconductor storage device | Mitsuru Sato, Megumi Ishiduki, Masaru Kidoh, Yoshihiro Akutsu, Masaru Kito +2 more | 2014-03-11 |
| 6976481 | Vehicle-mounted internal combustion engine | Hajime Kobayashi | 2005-12-20 |
| 6691676 | Engine warm-up control method | — | 2004-02-17 |
| 6578412 | Engine oil degradation judging method and apparatus | Syunji Matsumoto, Yasutaka Ishibashi | 2003-06-17 |
| 5732259 | Information classifying system that discovers the hierarchical structure of keywords by comparing link numbers | — | 1998-03-24 |