Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4648308 | Internal combustion engine piston and a method of producing the same | Nobuo Tsuno | 1987-03-10 |
| 4646404 | Apparatus for manufacturing electrical harnesses | — | 1987-03-03 |
| 4640903 | Silicon nitride sintered bodies and a method for producing the same | Keiji Matsuhiro | 1987-02-03 |
| 4616396 | Wire length varying device in combination with apparatus for making electrical harnesses | — | 1986-10-14 |
| 4610967 | Zirconia porcelain and method of manufacturing the same | Yuichiro Imanishi | 1986-09-09 |
| 4600038 | Engine part | Takao Soma | 1986-07-15 |
| 4584151 | Method of producing a polycrystalline transparent spinel sintered body | Tomonori Takahashi | 1986-04-22 |
| 4560669 | Silicon nitride sintered bodies of Si.sub.3 N.sub.4, Y.sub.2 O.sub.3, MgO and ZrO.sub.2 | Keiji Matsuhiro | 1985-12-24 |
| 4559824 | Ceramic testing method | Takao Soma | 1985-12-24 |
| 4558018 | Silicon nitride sintered bodies and a method for producing the same | Keiji Matsuhiro | 1985-12-10 |
| 4543346 | Polycrystalline transparent spinel sintered body and method of producing the same | Tomonori Takahashi | 1985-09-24 |
| 4542112 | Method for producing spinel fine powders | Tomonori Takahashi | 1985-09-17 |
| 4538562 | Engine part | Nobuo Tsuno | 1985-09-03 |
| 4535063 | Silicon nitride sintered bodies and a method for producing the same | Keiji Matsuhiro | 1985-08-13 |
| 4495682 | Apparatus for making electrical harnesses | Yoshihiro Saijyo | 1985-01-29 |