Class 1 Inc.
11Patents
7Active
11Granted
42Portfolio score
Filing activity: Jul 6, 1993 → Mar 24, 2021 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD654990S1 | Fluid pipe | General | 14 | Expired |
| USD353562S | Top mount valve control arm for a firetruck pump valve | General | 4 | Expired |
| US6681636B2 | Pressure sensing apparatus having pressure pulse dampener | Physics | 3 | Expired |
| US8332079B2 | Apparatus and method for remotely controlling vehicle engine speed | Mechanical Engineering; Lighting; Heating | 2 | Active |
| USD672436S1 | Valve lever | General | 1 | Active |
| US9492628B2 | Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases | Emerging Cross-Sectional Technologies | 1 | Active |
| US9242065B2 | Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases | Emerging Cross-Sectional Technologies | 0 | Active |
| US12403280B2 | Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases | Emerging Cross-Sectional Technologies | 0 | Active |
| US8430099B2 | Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases | Emerging Cross-Sectional Technologies | 0 | Active |
| US6564877B1 | Automatic valve with manual override for fire engine high pressure water system | Human Necessities | 0 | Expired |
| US11000609B2 | Systems and apparatus for ultraviolet light disinfection | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.