Paul E. Westhoff
15Patents
7h-index
21Co-inventors
66Inventor score
Filing activity: Apr 9, 1991 → Oct 26, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9180950B1 | Outboard engine and air intake system | Mechanical Engineering; Lighting; Heating | 21 | Active |
| US7128025B1 | Dual temperature closed loop cooling system | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6244914A | Shift and steering control system for water jet apparatus | Performing Operations; Transporting | 13 | Expired |
| US5265996A | Regenerative pump with improved suction | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6652332B1 | Reverse gate for water jet propulsion system | Performing Operations; Transporting | 11 | Expired |
| US5135353A | Variable pressure pitot pump with reduced heating of pumped fluid | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5145314A | Low drag pitot pump and method of operating same | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6287162A | Bearing arrangement for drive shaft of water jet apparatus | Performing Operations; Transporting | 7 | Expired |
| US6224436A | Reverse gate for water jet apparatus | Performing Operations; Transporting | 2 | Expired |
| US9863498B1 | Flywheel assembly for an outboard engine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US6875064B2 | Reverse gate for a watercraft | Performing Operations; Transporting | 2 | Expired |
| US6224435A | Inlet structure for water jet apparatus mounted to boat hull | Performing Operations; Transporting | 1 | Expired |
| US8893639B1 | Accessory attachment system for a marine outboard engine | Performing Operations; Transporting | 1 | Active |
| US10704502B2 | Fuel vapor separator and heat exchanger for a marine outboard engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US9494104B2 | Cylinder with multiple transfer ports for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.