Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479152 | Lubricative stainless steel sheets and pipes and method of producing lubricative stainless steel pipes | Itsuro Hiroshige, Isao Anai, Katsuhiko Kato, Toshio Tanoue | 2002-11-12 |