John G. Berger
22Patents
12h-index
20Co-inventors
81Inventor score
Filing activity: Jan 31, 1975 → Feb 24, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5547039A | Security and safety interlocks for a loader | Performing Operations; Transporting | 27 | Expired |
| US4644675A | Page turning device | Performing Operations; Transporting | 25 | Expired |
| US6618659B1 | Boom/bucket hydraulic fluid sharing method | Fixed Constructions | 24 | Expired |
| US7140830B2 | Electronic control system for skid steer loader controls | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5615544A | System for monitoring the shape of round bales | Human Necessities | 18 | Expired |
| US5083976A | Adjustment of a shear bar using an air-borne sound detector | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6757992B1 | Skid steer loader bucket shaker | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7520111B2 | Stone detection method and apparatus for a harvester | Human Necessities | 16 | Active |
| US6360032B1 | Two beam optical switch and attenuator and method of use | Physics | 15 | Expired |
| US3958199A | High voltage relay package | Electricity | 14 | Expired |
| US6167685A | Windrower header speed control | Human Necessities | 14 | Expired |
| US5469819A | Adaptive engine preheat | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4530027A | Power failure protector circuit | Electricity | 10 | Expired |
| US6735889B1 | Skid steer loader neutral drift correction method | Fixed Constructions | 9 | Expired |
| US6513311B1 | Automatic configuration of dual cutter mode windrowers | Human Necessities | 9 | Expired |
| US6601372B1 | Stone detection method and apparatus for harvester | Human Necessities | 8 | Expired |
| US5982290A | Automatic recognition of different types of liquid level sensors | Physics | 7 | Expired |
| US7082361B2 | Electronic speed control system for farm machines | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6239696A | Signal light system for agricultural equipment | Performing Operations; Transporting | 5 | Expired |
| US5531070A | Diesel engine reverse start inhibit | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4158803A | Switching high voltage power supply | Electricity | 4 | Expired |
| US4039927A | Electrostatic power supply | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.