Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7128528 | Bearings for CO2 refrigerant compressor use, compressor using the same, and applications of the same | Hiroshi Takayasu, Noboru Baba, Shouichi Nakashima, Tadashi Iizuka, Toshiaki Yamanaka +2 more | 2006-10-31 |
| 5468565 | Method for producing composite material mainly composed of carbon and boron | Osamu Okada, Toshiaki Sogabe | 1995-11-21 |
| 5449529 | Method for producing composite material mainly composed of carbon and boron | Osamu Okada, Toshiaki Sogabe | 1995-09-12 |
| 5436948 | Method for producing composite material mainly composed of carbon and boron | Osamu Okada, Toshiaki Sogabe | 1995-07-25 |
| 5352486 | Method for producing carbon material coated with carbon film and the use of carbon material | Takashi Matsumoto, Osamu Okada, Shinsuke Goda | 1994-10-04 |