Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1071098 | Conversion fitting | Toshinori Ochiai, Keisuke Ishibashi, Katsutoshi Shoji | 2025-04-15 |
| 8011107 | Jig for selecting valve part number or joint part number | Hideyuki Miyagawa, Syuichi Kuriyama | 2011-09-06 |