Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660938 | Fe-Ni-Cr-base superalloy, engine valve and knitted mesh supporter for exhaust gas catalyzer | Koji Sato, Katsuaki Sato, Tsutomu Saka | 1997-08-26 |
TO
Takehiro Ohno
Hitachi: 1 patents #867 of 2,942Top 30%
Overall (1997): #71,230 of 185,788Top 40%
1
Patents 1997