Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648995 | Method of quenching workpiece with hole, assistive tool for use in quenching, and crankshaft | Noriyuki Okutsu | 2003-11-18 |
KM
Kazuo Minemura
Overall (2003): #184,506 of 273,478Top 70%
1
Patents 2003