Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5393419 | Ultraviolet lamp assembly for water purification | Merlin G. Tiede, Dennis J. Kool | 1995-02-28 | $18,931,000 |
| 5030125 | Attachment assembly for ultraviolet light lamp apparatus | Kiyomitsu K. Toma | 1991-07-09 |