Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7043881 | Insulated glass assembly with an internal lighting system | Richard Krause | 2006-05-16 |
| 6862749 | Helmet neck skirt system | — | 2005-03-08 |
| 4683057 | Refillable filter-drier assembly | Zbigniew Gugala, Madhukant A. Shah | 1987-07-28 |
| 4428208 | Oil control system and regulator | — | 1984-01-31 |