Airtech Group, Inc.
🏢 View company profile →12Patents
6Active
12Granted
41Portfolio score
Filing activity: May 23, 1984 → Dec 17, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4882992A | Combination powder applying and/or infrared drying attachment for printing presses | Performing Operations; Transporting | 24 | Expired |
| US5825667A | Parachute release device | Performing Operations; Transporting | 19 | Expired |
| US4601914A | Method for fabricating a semiconductor gas sensor | Physics | 9 | Expired |
| US4791517A | Detection of unsafe voltages on mobile equipment | Electricity | 6 | Expired |
| US4807528A | Offset prevention means for printing presses | Performing Operations; Transporting | 6 | Expired |
| US11060515B1 | Oil-water separator system for vacuum pumps and method employing same | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11060523B1 | Vacuum pump silencer | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11248618B1 | O-ring for side channel blower and side channel blower including said o-ring | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US4827843A | Combination powder applying and/or infrared drying attachment for printing presses | General | 0 | Revoked |
| US11624405B1 | Bearing housing and bearing subassembly for use in side channel blower and side channel blower employing same | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11662751B1 | Combination check and relief valve assembly for a blower manifold | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11512714B1 | Vacuum pump silencer | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.