Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179124 | Container for lead refill | Shigeo Oka | 2001-01-30 |
| 6181620 | Semiconductor storage device | Masashi Agata, Tsutomu Fujita, Naoki Kuroda, Toshio Yamada | 2001-01-30 |
| 6169684 | Semiconductor memory device | Masashi Agata, Naoki Kuroda, Tsutomu Fujita | 2001-01-02 |
| 6137713 | Semiconductor storage device | Naoki Kuroda, Masashi Agata | 2000-10-24 |
| 5842561 | Push-button switch with bridge section integrally connecting movable contact and fixed contact | — | 1998-12-01 |
| 5749663 | Multiplex writing instrument | — | 1998-05-12 |
| 4580956 | Biased drive mechanism for an orbiting fluid displacement member | Masaharu Hiraga | 1986-04-08 |