Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6192830 | Underwater fish food feeder | — | 2001-02-27 |
| 5758866 | Quick connector | — | 1998-06-02 |
| 5664980 | Coupling for an air hose of a diver's jacket | — | 1997-09-09 |
| 5657890 | Stopper assembly for a mold opening | — | 1997-08-19 |
| 5290693 | Immobilization of microorganisms or enzymes in polyvinyl alcohol beads | Kuo-Cheng Chen | 1994-03-01 |