Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12148324 | Mobile valet signage | Zachary Robertson Wojohn | 2024-11-19 |
| 11879289 | Secured valet vault | Zachary Robertson Wojohn | 2024-01-23 |
| 10995541 | Secured valet vault | Zachary Robertson Wojohn | 2021-05-04 |
| 6306943 | Zero volitile organic solvent compositions | — | 2001-10-23 |
| 6048471 | Zero volatile organic compound compositions based upon organic solvents which are negligibly reactive with hydroxyl radical and do not contribute appreciably to the formation of ground based ozone | — | 2000-04-11 |
| 5801136 | Stabilized solvents and method for cleaning metallic, electrical and plastic substrates utilizing environmentally safe solvent materials | — | 1998-09-01 |
| 5759985 | Compositions for the stabilization of bromochloromethane | — | 1998-06-02 |
| RE35395 | Leak detection in heating, ventilating and air conditioning systems using an environmentally safe material | — | 1996-12-10 |
| RE35370 | Leak detection in heating ventilating and air conditioning systems using an environmentally safe material | — | 1996-11-05 |
| 5421192 | Leak detection in heating, ventilating and air conditioning systems using an environmentally safe material | — | 1995-06-06 |
| 5403507 | Vapor cleaning of metallic and electrical materials utilizing environmentally safe solvent materials | — | 1995-04-04 |
| 5357782 | Leak detection in heating, ventilating and air conditioning systems using an environmentally safe material | — | 1994-10-25 |
| 5238504 | Use of terpene hydrocarbons and ketone blends for electrical contact cleaning | — | 1993-08-24 |
| 5174906 | Flushing of heating, ventilating and air conditioning systems using environmentally safe materials | — | 1992-12-29 |
| 5098735 | Shielding of houses and buildings from low and high frequency EMF radiation by organic based stabilized nickel conductive coatings | — | 1992-03-24 |