Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595613 | Steel for gear, gear superior in strength of tooth surface and method for producing same | Atsumi Hatano, Makoto Yoshida, Yoshio Okada, Takashi Matsumoto | 1997-01-21 |
SN
Sadayuki Nakamura
Daido Steel Co.: 1 patents #1 of 17Top 6%
Overall (1997): #80,995 of 185,788Top 45%
1
Patents 1997