Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5845610 | Refractory protective blocks and protective wall structure of boiler using same | Hiromi Nakashima, Shigeru Imamura, Arito Mizobe, Shigeki Ishimatsu, Akihiro Tachikawa | 1998-12-08 |
| 4737327 | Process for producing silicon carbide sintered product | Hiroshi Onda | 1988-04-12 |
| 4467042 | Refractories with flaky .beta.-silicon carbide | Haruyuki Ueno, Yuji Katsura, Kazushige Fukuda, Hiroshi Kubota, Takashi Hamamatu | 1984-08-21 |
| 4465647 | Method of making flaky .beta.-SiC | Haruyuki Ueno, Yuji Katsura, Kazushige Fukuda, Hiroshi Kubota, Takashi Hamamatu | 1984-08-14 |
| 4416999 | Refractory powder flame projection moldings | Fukuoka Hiromi, Masataka Matsuo, Kazuo Hamai, Mituo Sugawara | 1983-11-22 |
| 4387080 | Flaky .beta.-silicon carbide and ceramics having laminar structure produced therefrom | Haruyuki Ueno, Yuji Katsura, 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 | Haruyuki Ueno, Yuji Katsura, Kazushige Fukuda, Hiroshi Kubota | 1982-06-15 |
| 4183761 | Silica bricks and method for manufacturing silica bricks | Yoshiaki Hoshino, Masahiro Sakai | 1980-01-15 |