Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4986670 | Temperature measurement device | Futoshi Uchiyama, Ko Agatsuma, Takeshi Ohara, Koichi Tsukamoto, Sumiyuki Ishigami +1 more | 1991-01-22 |
| 4851636 | Method and apparatus for generating an ultra low current plasma arc | Goro Watanabe | 1989-07-25 |