Robert Abend
68Patents
20h-index
15Co-inventors
85Inventor score
Filing activity: Nov 18, 1983 → Aug 5, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6125630A | Axle driving apparatus | Mechanical Engineering; Lighting; Heating | 74 | Expired |
| US6098740A | Axle driving unit for a lawn tractor | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6390227B1 | Axle driving unit for a lawn tractor | Emerging Cross-Sectional Technologies | 55 | Expired |
| US6732828B1 | Hydraulically driven vehicle | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US5887484A | Transmission for self-propelled walking lawn mowers | Emerging Cross-Sectional Technologies | 40 | Expired |
| US6385971B1 | Axle driving apparatus | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US5544174A | Programmable boundary scan and input output parameter device for testing integrated circuits | Physics | 38 | Expired |
| US6540633B1 | Transmission for speed changing and steering of a vehicle | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US6830115B2 | Axle driving apparatus | Performing Operations; Transporting | 33 | Expired |
| US5782142A | Axle driving apparatus | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6397966B1 | Vehicle improved in steering | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US6260339A | Axle driving unit for a lawn tractor | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6889793B2 | Four wheel-drive vehicle | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6874593B2 | Driving apparatus for speed changing and steering of a vehicle | Performing Operations; Transporting | 25 | Expired |
| US6550242B2 | Axle driving apparatus | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6571555B2 | Axle driving apparatus | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US6312354A | Integral hydrostatic transaxle apparatus for driving and steering | Performing Operations; Transporting | 23 | Expired |
| US6568498B2 | Axle driving unit for a lawn tractor | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4845052A | Method of packaging a non-contact I/O signal transmission integrated circuit | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6098386A | Riding lawn mower and transmission for the same | Human Necessities | 21 | Expired |
| US6648095B2 | Axle driving unit for a lawn tractor | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7059433B2 | Riding lawn mower | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4862231A | Non-contact I/O signal transmission in integrated circuit packaging | Electricity | 20 | Expired |
| US6524205B1 | Integral-type hydraulic and mechanical transaxle apparatus for driving and steering a vehicle | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6983815B2 | Axle driving unit including a free-standing center section | Emerging Cross-Sectional Technologies | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.