Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10121612 | Door monitoring contact switch device | Karel Hauk, Steven Pagliuzza, Daniel Ott | 2018-11-06 |
| 9206843 | Method of producing bushing and piece with bushing | Karel Hauk | 2015-12-08 |
| 6182324 | Golf club groove cleaning tool | James Novak, Jr., Karel Hauk, Michael R. Kalamaras | 2001-02-06 |