Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595599 | Method and apparatus for sintering cement clinker | Norio Yokota, Nichitaka Sato, Katsuji Mukai, Toshiyuki Ishinohachi, Isao Hashimoto +2 more | 1997-01-21 |
CK
Chikanori Kumagai
Sumitomo Cement Co.: 1 patents #2 of 19Top 15%
Overall (1997): #167,936 of 185,788Top 95%
1
Patents 1997