John Charles Gray
44Patents
9h-index
32Co-inventors
75Inventor score
Filing activity: May 7, 1979 → Apr 13, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4838310A | Hydroelectrically powered, remotely controlled irrigation system | Emerging Cross-Sectional Technologies | 98 | Expired |
| US5966760A | Apparatus and method for upgrading a hospital room | Human Necessities | 86 | Expired |
| US7871038B2 | Systems and methods for providing airflow in an aerospace vehicle | Emerging Cross-Sectional Technologies | 46 | Active |
| US6725483B2 | Apparatus and method for upgrading a hospital room | Human Necessities | 44 | Expired |
| US6360389B1 | Apparatus and method for upgrading a hospital room | Human Necessities | 41 | Expired |
| US4288262A | Gun propellants containing polyglycidyl azide polymer | Chemistry; Metallurgy | 29 | Expired |
| US6325097A | Manifold and regulator apparatus | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4654912A | Production of threaded metal rods for making U-bolts | Performing Operations; Transporting | 10 | Expired |
| US7837541B2 | Method for reducing outside air inflow required for aircraft cabin air quality | Emerging Cross-Sectional Technologies | 9 | Active |
| US4835805A | Production of threaded metal rods for making U-bolts | Performing Operations; Transporting | 8 | Expired |
| US4936131A | Production of threaded metal rods for making U-bolts | Performing Operations; Transporting | 7 | Expired |
| US5461897A | U-bolt bending apparatus | Performing Operations; Transporting | 6 | Expired |
| US5551271A | U-bolt bending apparatus | Performing Operations; Transporting | 5 | Expired |
| US6382242B1 | Manifold and regulator apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8571726B2 | Method for reducing outside air inflow required for aircraft cabin air quality | Emerging Cross-Sectional Technologies | 4 | Active |
| US4297152A | Energetic monopropellant | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7778735B2 | Environmental control system, method, and computer program product for controlling the interior environment of a pressurized compartment | Emerging Cross-Sectional Technologies | 4 | Active |
| US5053087A | Ultra high-energy azide containing gun propellants | Chemistry; Metallurgy | 3 | Expired |
| US4748707A | Production of threaded metal rods for making U-bolts | Performing Operations; Transporting | 3 | Expired |
| US9102392B2 | Method and apparatus for air flow control in an aircraft sidewall volume | Emerging Cross-Sectional Technologies | 1 | Active |
| US10562649B2 | Systems and methods for air revitalization | Emerging Cross-Sectional Technologies | 1 | Active |
| US10029798B2 | Structure and method for reducing air flow in a wall volume of an aircraft | Emerging Cross-Sectional Technologies | 1 | Active |
| US10967992B2 | Systems and methods for temperature control | Mechanical Engineering; Lighting; Heating | 0 | Active |
| USPP31683P3 | Floribunda rose plant named ‘GRAtgx’ | General | 0 | Active |
| USPP28306P2 | Floribunda rose plant named ‘GRAyllw’ | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.