Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5507061 | Rotary brush floor polisher | — | 1996-04-16 |
| 4898231 | Heat-pipe system and method of and apparatus for controlling a flow rate of a working fluid in a liquid pipe of the heat pipe system | — | 1990-02-06 |
| 4676300 | Heat radiation control device | — | 1987-06-30 |
| 4454910 | Heat radiation control device | — | 1984-06-19 |
| 4449579 | Cooling apparatus for a closed housing | Toshio Yasunaga, Tomiya Sasaki | 1984-05-22 |