Issued Patents All Time
Showing 76–100 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370944 | Diamond-coated hard material and a process for the production thereof | Naoya Omori, Mitsunori Kobayashi | 1994-12-06 |
| 5354534 | Method for manufacturing sintered parts | Nobuyuki Kitagawa, Katuyosi Saito | 1994-10-11 |
| 5328761 | Diamond-coated hard material, throwaway insert and a process for the production thereof | Naoya Omori | 1994-07-12 |
| 5296008 | Method for manufacturing a cutting tool insert made of a silicon nitride body | Hideki Moriguchi, Mitsunori Kobayashi, Tosiaki Nakamata | 1994-03-22 |
| 5288655 | Method of making dynamic random access memory having a reliable contact | Masaaki Higasitani, Daitei Shin | 1994-02-22 |
| 5283030 | Coated cemented carbides and processes for the production of same | Minoru Nakano | 1994-02-01 |
| 5266389 | Surface-coated hard material for cutting tools or wear resistance tools | Naoya Omori, Kazuo Yamagata, Masaaki Tobioka | 1993-11-30 |
| 5245205 | Dynamic random access memory having a reliable contact | Masaaki Higasitani, Daitei Shin | 1993-09-14 |
| 5228812 | Throw-away tipped drill | Kazuo Noguchi, Yoshikatsu Mori, Nobuyuki Kitagawa, Kazutaka Isobe | 1993-07-20 |
| 5186739 | Cermet alloy containing nitrogen | Kazutaka Isobe | 1993-02-16 |
| 5181953 | Coated cemented carbides and processes for the production of same | Minoru Nakano | 1993-01-26 |
| 5171723 | Tool comprised of a silicon nitride sintered body | Hideki Moriguchi, Mitsunori Kobayashi | 1992-12-15 |
| 5154549 | Throw-away tipped drill bit | Kazutaka Isobe, Kazuo Noguchi | 1992-10-13 |
| 5154550 | Throw-away tipped drill bit | Kazutaka Isobe, Kazuo Noguchi | 1992-10-13 |
| 5137398 | Drill bit having a diamond-coated sintered body | Naoya Omori, Hideki Moriguchi | 1992-08-11 |
| 5116694 | Coated cemented carbides | Hiroshi Tsukada, Masaaki Tobioka, Yasuhiro Saito | 1992-05-26 |
| 4973355 | Sintered hard metals and the method for producing the same | Kunihiro Takahashi, Takaharu Yamamoto | 1990-11-27 |
| 4971485 | Cemented carbide drill | Nobuyuki Kitagawa, Kazutaka Isobe | 1990-11-20 |
| 4966501 | Coated cemented carbide tool | Masuo Chudo | 1990-10-30 |
| 4769070 | High toughness cermet and a process for the production of the same | Masaaki Tobioka, Yasuhiro Shimizu, Kazutaka Isobe, Nobuyuki Kitagawa, Kunihiro Takahashi | 1988-09-06 |
| 4720437 | Surface-coated cemented carbide article or part | Masuo Chudo, Toshihiro Iida | 1988-01-19 |
| 4538577 | Fuel injection apparatus for internal combustion engine | Eiji Taguchi, Tomio Aoi | 1985-09-03 |
| 4498440 | Mixture control apparatus for carburetor | Yasuhiro Imai, Tomio Aoi, Tetsuo Nakajima, Hiroshi Irino | 1985-02-12 |
| 4352158 | Engine fuel supply controlling system | Tasuku Date, Isao Kobayashi | 1982-09-28 |
| 4334511 | Fuel injection system for an internal combustion engine | Minoru Atsumi, Jiro Kawahara | 1982-06-15 |