Peter Spring
14Patents
5h-index
25Co-inventors
66Inventor score
Filing activity: May 3, 1976 → Feb 10, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4131782A | Method of and apparatus for machining large numbers of holes of precisely controlled size by coherent radiation | Performing Operations; Transporting | 44 | Expired |
| US8756930B2 | Hydraulic system having implement and steering flow sharing | Mechanical Engineering; Lighting; Heating | 17 | Active |
| US8850806B2 | Hydraulic control system having swing motor energy recovery | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US7669587B2 | Method of operating an engine with a pressure-wave supercharger | Emerging Cross-Sectional Technologies | 5 | Active |
| US9091286B2 | Hydraulic control system having electronic flow limiting | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US9809115B2 | Operator drowsiness detection in surface mines | Performing Operations; Transporting | 5 | Active |
| US8919113B2 | Hydraulic control system having energy recovery kit | Emerging Cross-Sectional Technologies | 4 | Active |
| US9388828B2 | Hydraulic control system having swing motor energy recovery | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9068575B2 | Hydraulic control system having swing motor energy recovery | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8136512B2 | Method for operating an engine with a pressure-wave supercharger | Emerging Cross-Sectional Technologies | 1 | Active |
| US9086081B2 | Hydraulic control system having swing motor recovery | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11937517B2 | Superconducting quantum computing circuit package | Electricity | 0 | Active |
| US12327440B2 | Method and system for on-site testing of an off-road vehicle intervention system | Performing Operations; Transporting | 0 | Active |
| US9897120B2 | Hydraulic system having energy recovery | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.