Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944513 | Apparatus for manufacturing cement clinker | Norio Yokota, Katsuji Mukai, Toshiyuki Ishinohachi, Hideho Hayashi, Isao Hashimoto +4 more | 1999-08-31 |
| 5788482 | Sintering method of cement clinkers and sintering apparatus of the same | Isao Hashimoto, Shozo Kanamori, Mikio Murao, Norio Yokota, Katsuji Mukai | 1998-08-04 |
| 5690730 | Sintering method of cement clinkers and sintering apparatus of the same | Isao Hashimoto, Shozo Kanamori, Mikio Murao, Norio Yokota, Katsuji Mukai | 1997-11-25 |
| 5595599 | Method and apparatus for sintering cement clinker | Norio Yokota, Katsuji Mukai, Toshiyuki Ishinohachi, Isao Hashimoto, Mikio Murao +2 more | 1997-01-21 |
| 5536167 | Method and apparatus for sintering cement clinker | Norio Yokota, Katsuji Mukai, Toshiyuki Ishinohachi, Isao Hashimoto, Mikio Murao +2 more | 1996-07-16 |
| 5478234 | Apparatus for manufacturing cement clinker | Norio Yokota, Katsuji Mukai, Toshiyuki Ishinohachi, Hideho Hayashi, Isao Hashimoto +4 more | 1995-12-26 |