Peter W. Mansfield
23Patents
9h-index
6Co-inventors
68Inventor score
Filing activity: Mar 28, 1975 → Nov 21, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5189911A | Liquid level and temperature sensing device | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6435768B1 | Boat lift apparatus | Performing Operations; Transporting | 18 | Expired |
| US6224294A | Tubular piling driving apparatus and piling installation method | Performing Operations; Transporting | 15 | Expired |
| US7563172B2 | Interchangeable putter system | Human Necessities | 14 | Active |
| US4656808A | Roof shingle laying machine | Fixed Constructions | 14 | Expired |
| US7470093B2 | Interlocking seawall construction and installation apparatus | Emerging Cross-Sectional Technologies | 13 | Active |
| US5529163A | Collection, storage and dispensing system and vertical lift for shopping carts | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5934826A | Boat lift apparatus | Performing Operations; Transporting | 9 | Expired |
| US5261347A | Sailboat davit | Performing Operations; Transporting | 9 | Expired |
| US4996919A | Bi-metal feed screw for screw presses | Performing Operations; Transporting | 7 | Expired |
| US5527255A | Apparatus and method for preparing disposable towels | Performing Operations; Transporting | 7 | Expired |
| USD851139S1 | Freezer shroud | General | 7 | Active |
| US4696451A | Grid system and method for cast forming monolithic concrete roof covering | Fixed Constructions | 4 | Expired |
| US4644861A | System and method for increased efficiency of screw presses | Performing Operations; Transporting | 4 | Expired |
| US5088397A | Cast formed bi-metallic worm assembly | Performing Operations; Transporting | 3 | Expired |
| US6312196A | Sea wall and method of construction thereof | Fixed Constructions | 3 | Expired |
| US4624082A | Grid system and method for cast forming monolithic concrete roof covering | Fixed Constructions | 3 | Expired |
| US4055108A | Crimper assembly | Human Necessities | 2 | Expired |
| US5188023A | Cast formed bi-metallic worm assembly and method | Performing Operations; Transporting | 2 | Expired |
| US4007668A | Crimper assembly | Human Necessities | 1 | Expired |
| US4085663A | Crimper assembly | Human Necessities | 1 | Expired |
| US4791864A | Drainage system for expressing fibrous materials | Performing Operations; Transporting | 0 | Expired |
| US4848223A | Drainage system for expressing fibrous materials | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.