Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379019 | Spiral advancing and retreating operation device, belt member for tubular telescopic body, and method for manufacturing belt member for tubular telescopic body | Satoshi Kojima | 2025-08-05 |
| 12247644 | Spiral advancing and retreating operation device and belt member for tubular telescopic body | Satoshi Kojima | 2025-03-11 |
| 12234893 | Extension-retraction device | Satoshi Kojima | 2025-02-25 |