Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4299108 | Cage-roll unit for metal pipe forming | Masashi Kato, Hirozo Obata, Minoru Hirata, Kunio Ishikawa, Junichi Tanaka | 1981-11-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4299108 | Cage-roll unit for metal pipe forming | Masashi Kato, Hirozo Obata, Minoru Hirata, Kunio Ishikawa, Junichi Tanaka | 1981-11-10 |