Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242039 | Cordierite-based sintered body | — | 2012-08-14 |
| 7067085 | Black ceramic sinter with low thermal expansion and high specific rigidity and process for producing the same | Hidehiko Morita, Katsumi Hashimoto, Tetsuro Nose | 2006-06-27 |
| 6093479 | Coated hard alloy blade member | Hironori Yoshimura, Akira Osada, Kenichi Unou, Takatoshi Oshika, Yuuki Hamaguchi | 2000-07-25 |
| 6070570 | Wire-saw and its manufacturing method | Isao Ueoka, Akira Mizoguchi, Hideo Oshita, Masaaki Yamanaka, Hideki Ogawa +2 more | 2000-06-06 |
| 5920760 | Coated hard alloy blade member | Hironori Yoshimura, Akira Osada, Kenichi Unou, Takatoshi Oshika, Yuuki Hamaguchi | 1999-07-06 |
| 5106674 | Blade member of tungsten-carbide-based cemented carbide for cutting tools and process for producing same | Yoshikazu Okada | 1992-04-21 |
| 4812370 | Surface coated tungsten carbide-base sintered hard alloy material for inserts of cutting tools | Yoshikazu Okada, Sumiyoshi Takizawa | 1989-03-14 |
| 4735923 | Erosion-resistant silicon carbide composite sintered materials | Shumei Hosokawa | 1988-04-05 |