Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4600888 | Device for continuously monitoring the density of atmospheric sodium ions | Takaaki Fukumoto, Masaharu Hama | 1986-07-15 |
| 4411929 | Method for manufacturing semiconductor device | Shinichi Sato, Hiroshi Harada, Takaaki Fukumoto, Hirozo Takano, Hideo Kotani | 1983-10-25 |