Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877397 | Plant for manufacturing cement clinker | June Tatebayashi, Kimitaka Hayashi, Chikanori Kumagai | 1989-10-31 |
TT
Tomoaki Takada
Overall (1989): #48,058 of 140,708Top 35%
1
Patents 1989