Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5600867 | Car kiln wheel having silicon nitride rotating members | Tomonori Niwa | 1997-02-11 |
TY
Tetsuji Yogo
Overall (1997): #69,339 of 185,788Top 40%
1
Patents 1997