Inventor · Ayden, NC, US

David Frasure

35Patents
4h-index
38Co-inventors
63Inventor score

Filing activity: Apr 12, 1991 → Nov 29, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5159200A Detector for sensing hot spots and fires in a region Physics 13 Expired
US10112726B2 Optical health monitoring for aircraft overheat and fire detection systems Physics 8 Active
US9153400B2 Pneumatic detector integrated alarm and fault switch Electricity 6 Active
US10436652B2 Optical health monitoring for aircraft overheat and fire detection systems Physics 5 Active
US8511397B2 Highly integrated data bus automatic fire extinguishing system Human Necessities 4 Active
US9038742B2 Suppressant actuator Human Necessities 4 Active
US9309981B2 Poppet valve with a frangible sealing disc for a pressure vessel Emerging Cross-Sectional Technologies 4 Active
US9208980B2 Pneumatic detector with integrated electrical contact Electricity 3 Active
US9342969B2 Pneumatic detector assembly with bellows Physics 3 Active
US9649520B2 Burst disc puncture pressure-imbalance actuator for a fire extinguisher Mechanical Engineering; Lighting; Heating 3 Active
US9539452B2 Rapid pressure diffusion actuator for a fire extinguisher Human Necessities 2 Active
US10213635B2 Bracket interlock systems Mechanical Engineering; Lighting; Heating 2 Active
US9974988B2 Mount de-actuated safety mechanism Mechanical Engineering; Lighting; Heating 1 Active
US10226656B2 Automatic fire extinguisher system having a safety assembly Human Necessities 1 Active
US10352472B2 Valve arrangements and methods of actuating valves in valve arrangements Human Necessities 1 Active
US10585006B2 Aircraft overheat detection using optical fiber technology for system health monitoring by determining a physical characteristic associated with a location Physics 1 Active
US10561869B2 Mount de-actuated safety mechanism Mechanical Engineering; Lighting; Heating 0 Active
US11268891B2 Fire extinguishing agent concentration measuring system and method Physics 0 Active
US9728057B2 Pneumatic detection using a liquefied compressed gas Emerging Cross-Sectional Technologies 0 Active
US11865385B2 Ullage pressure-driven valve for fire suppression Human Necessities 0 Active
US9412490B2 Highly integrated data bus automatic fire extinguishing system Human Necessities 0 Active
US9861846B2 Spring-collet mechanism for activating a fire extinguisher Human Necessities 0 Active
US12186607B2 Ullage pressure-driven valve for fire suppression Human Necessities 0 Active
US9418527B2 Pneumatic detector switch having a single diaphragm for alarm and fault conditions Electricity 0 Active
US10126196B2 Multi-condition sensor systems Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.