Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11069407 | Semiconductor memory device | Takayuki Tsukamoto, Hironobu Furuhashi, Takeshi Sugimoto | 2021-07-20 |
| 11011699 | Semiconductor storage device | Takayuki Tsukamoto | 2021-05-18 |
| 10192928 | Semiconductor device and method of manufacturing the same | Natsuki Fukuda, Mutsumi Okajima, Atsushi OGA, Toshiharu Tanaka, Takeshi Yamaguchi +1 more | 2019-01-29 |
| 9812507 | Semiconductor memory device | Takeshi Takagi | 2017-11-07 |
| 9768233 | Semiconductor device and method of manufacturing the same | Natsuki Fukuda, Mutsumi Okajima, Atsushi OGA, Toshiharu Tanaka, Takeshi Yamaguchi +1 more | 2017-09-19 |
| RE45480 | Nonvolatile semiconductor memory device and producing method thereof | Hiroyuki Nagashima, Hirofumi Inoue, Hideyuki Tabata, Eiji Ito | 2015-04-21 |
| 8222626 | Semiconductor memory device, method of manufacturing the same, and method of screening the same | Mitsuru Sato, Hiroshi Kanno, Kenichi Murooka | 2012-07-17 |
| 8044456 | Nonvolatile semiconductor memory device and producing method thereof | Hiroyuki Nagashima, Hirofumi Inoue, Hideyuki Tabata, Eiji Ito | 2011-10-25 |
| 7995374 | Semiconductor memory device, method of manufacturing the same, and method of screening the same | Mitsuru Sato, Kenichi Murooka, Motoya Kishida | 2011-08-09 |
| 6799860 | Point light source-oriented light guiding means and lighting unit utilizing the same | Yasunari Nakaoka, Takayuki Ishihara | 2004-10-05 |