Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308443 | Replaceable and easily assembling water-ball decoration | — | 2001-10-30 |
| 6305108 | Structural improvement of a water ball | — | 2001-10-23 |
| 6132284 | Transmission structure to provide an ornament with rotary and swinging motion in a water globe | — | 2000-10-17 |
| 5977461 | Transmission structure for decorative objects | — | 1999-11-02 |
| 5967088 | Watertight plug structure for an aquarium | — | 1999-10-19 |
| 5877438 | Transmission device to provide reciprocating and returning motion | — | 1999-03-02 |
| 5870844 | Transmission structure for ornaments | — | 1999-02-16 |
| 5675921 | Transmission structure for a crystal-like ball | — | 1997-10-14 |