Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8549812 | Multi-section telescoping structure | Wen Liu, HSING-YI HU | 2013-10-08 |
| 7874428 | Structure for air-packing device | Akira Kojima | 2011-01-25 |
| 7533772 | Structure of air-packing device | Kark K. Yoshifusa | 2009-05-19 |
| 7482051 | Structure of inflatable air-packing device having check valve and multiple air bubbles | Yasuzumi Tanaka | 2009-01-27 |
| 7445117 | Structure of air-packing device | Akira Kojima | 2008-11-04 |