George Broughton
56Patents
12h-index
51Co-inventors
87Inventor score
Filing activity: Apr 16, 1982 → Sep 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9073616B1 | Marine engine cowling | Performing Operations; Transporting | 25 | Active |
| US5065723A | Marine propulsion device with spark timing and fuel supply control mechanism | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US9108710B1 | Pontoon boat | Performing Operations; Transporting | 22 | Active |
| US4695261A | Marine propulsion engine voltage generator arrangement | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US8840439B1 | Marine outboard engine having a tilt/trim and steering bracket assembly | Performing Operations; Transporting | 19 | Active |
| US4525149A | Marine propulsion device including ignition interruption means to assist transmission shifting | Performing Operations; Transporting | 18 | Expired |
| US5062403A | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4599979A | Upper crankshaft bearing lubrication system for two-cycle engine | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7736206B1 | Integrated tilt/trim and steering subsystem for marine outboard engines | Mechanical Engineering; Lighting; Heating | 17 | Active |
| US5134976A | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US4669988A | Marine engine cooling system valve assembly | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US9499247B1 | Marine outboard engine having a tilt/trim and steering bracket assembly | Performing Operations; Transporting | 12 | Active |
| US4979918A | Outboard motor vibration isolation system | Performing Operations; Transporting | 12 | Expired |
| US4620607A | Air silencer for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4799905A | Water jacketed exhaust relief system for marine propulsion devices | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7485019B1 | Molded motor silencing system having a vibro-acoustic material | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5738051A | Four-cycle marine engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5657724A | Internal combustion engine construction | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US8757028B2 | Crankshaft for a two-stroke engine | Emerging Cross-Sectional Technologies | 8 | Active |
| US5048468A | Marine propulsion device with closed deck cylinder block construction | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6964254B1 | Apparatus and method of conditioning an engine for storage | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5078101A | Marine propulsion device internal combustion engine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4966567A | Marine propulsion device | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4993369A | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5049101A | Marine propulsion device with arrangement for flushing engine cooling jacket | Mechanical Engineering; Lighting; Heating | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.