Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439140 | Device and method for combustion of fuel | Yoshihiko Sumitani, Toshiyuki Ishinohachi | 2002-08-27 |
| 6389998 | Device and method for combustion of fuel | Yoshihiko Sumitani, Toshiyuki Ishinohachi | 2002-05-21 |
| 6230635 | Device and method for combustion of fuel | Yoshihiko Sumitani, Toshiyuki Ishinohachi | 2001-05-15 |
| 5944513 | Apparatus for manufacturing cement clinker | Norio Yokota, Nichitaka Sato, Toshiyuki Ishinohachi, Hideho Hayashi, Isao Hashimoto +4 more | 1999-08-31 |
| D397990 | Roof plate with solar battery | Tadashi Fukuhara, Kimitoshi Fukae, Yuji Inoue, Masahiro Mori | 1998-09-08 |
| 5788482 | Sintering method of cement clinkers and sintering apparatus of the same | Isao Hashimoto, Shozo Kanamori, Mikio Murao, Norio Yokota, Nichitaka Sato | 1998-08-04 |
| 5690730 | Sintering method of cement clinkers and sintering apparatus of the same | Isao Hashimoto, Shozo Kanamori, Mikio Murao, Norio Yokota, Nichitaka Sato | 1997-11-25 |
| D384935 | Roof plate with solar battery | Tadashi Fukuhara, Hideki Shibata, Takayuki Saito, Kimitoshi Fukae, Yuji Inoue +1 more | 1997-10-14 |
| D380442 | Roof plate with solar battery | Tadashi Fukuhara, Hideki Shibata, Takayuki Saito, Kimitoshi Fukae, Yuji Inoue +1 more | 1997-07-01 |
| 5595599 | Method and apparatus for sintering cement clinker | Norio Yokota, Nichitaka Sato, Toshiyuki Ishinohachi, Isao Hashimoto, Mikio Murao +2 more | 1997-01-21 |
| 5536167 | Method and apparatus for sintering cement clinker | Norio Yokota, Nichitaka Sato, Toshiyuki Ishinohachi, Isao Hashimoto, Mikio Murao +2 more | 1996-07-16 |
| 5478234 | Apparatus for manufacturing cement clinker | Norio Yokota, Nichitaka Sato, Toshiyuki Ishinohachi, Hideho Hayashi, Isao Hashimoto +4 more | 1995-12-26 |