Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290546 | Method for thermal vaporization of chemical | Takahiro Hasegawa, Junichiro Mesaki, Akira Nishimura | 1994-03-01 |
| 5038394 | Thermal vaporizer | Takahiro Hasegawa, Junichiro Mesaki, Akira Nishimura | 1991-08-06 |
| 4663315 | Device and method for vaporizing thermally vaporizable composition | Takahiro Hasegawa, Akira Nishimura | 1987-05-05 |
| 4228124 | Fumigating method and apparatus | Fukuyasu Okuda, Masanaga Yamaguchi, Akira Nishimura | 1980-10-14 |