Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10444772 | Leak detector structure | — | 2019-10-15 |
| 9675912 | Heat-pressed activated carbon polypropylene composite filter device | — | 2017-06-13 |
| 9168704 | Manufacturing method of an activated-carbon filter element | — | 2015-10-27 |
| 9032902 | Manufacturing apparatus for activated carbon filters | — | 2015-05-19 |
| 7744757 | Connection between filtering cap and container | — | 2010-06-29 |
| 7513765 | Spike mold structure | — | 2009-04-07 |