Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832888 | Method for producing high-density silicon nitride sintered product | Nobuhiro Sato, Haruyuki Ueno, Takashi Hamamatu | 1989-05-23 |
| 4572828 | Method for producing silicon nitride sintered body of complex shape | Nobuhiro Sato, Haruyuki Ueno | 1986-02-25 |
| 4467042 | Refractories with flaky .beta.-silicon carbide | Tokuaki Hatta, Haruyuki Ueno, Kazushige Fukuda, Hiroshi Kubota, Takashi Hamamatu | 1984-08-21 |
| 4465647 | Method of making flaky .beta.-SiC | Tokuaki Hatta, Haruyuki Ueno, Kazushige Fukuda, Hiroshi Kubota, Takashi Hamamatu | 1984-08-14 |
| 4387080 | Flaky .beta.-silicon carbide and ceramics having laminar structure produced therefrom | Tokuaki Hatta, Haruyuki Ueno, Kazushige Fukuda, Hiroshi Kubota, Takashi Hamamatu | 1983-06-07 |
| 4335217 | SiC-Si.sub.3 N.sub.4 Composite system for special heat-resisting ceramic materials and its fabrication method | Tokuaki Hatta, Haruyuki Ueno, Kazushige Fukuda, Hiroshi Kubota | 1982-06-15 |