Gary L. Kelderman
22Patents
12h-index
3Co-inventors
74Inventor score
Filing activity: Dec 12, 1983 → Jul 31, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5452949A | Track system for vehicles | Performing Operations; Transporting | 99 | Expired |
| US6074025A | Track apparatus incorporating cantilever mounted wheels | Performing Operations; Transporting | 69 | Expired |
| US5842757A | Track system for vehicles | Performing Operations; Transporting | 60 | Expired |
| USRE36284E | Track system for vehicles | General | 53 | Expired |
| US5829848A | Track suspension apparatus for vehicles of various types | Performing Operations; Transporting | 46 | Expired |
| US6340165B1 | Torsion axle and air bag vehicle suspension system | Performing Operations; Transporting | 42 | Expired |
| US5155986A | Folding hay raking and windrowing apparatus | Human Necessities | 41 | Expired |
| USD425526S | Track apparatus | General | 41 | Expired |
| US6068353A | Track apparatus incorporating non-pneumatic wheels | Performing Operations; Transporting | 38 | Expired |
| US4825958A | Hydraulic lock for a flexible tool bar | Human Necessities | 35 | Expired |
| US5127216A | Adjustable folding hay raking windrowing apparatus | Human Necessities | 21 | Expired |
| US5918452A | Foldable, pull-type, V-rake apparatus | Human Necessities | 14 | Expired |
| US6901728B2 | Expanding and contracting implements | Human Necessities | 7 | Expired |
| US8408857B2 | Bale picking truck | Performing Operations; Transporting | 7 | Active |
| US4676171A | Turntable with shock absorbing rotation lock | Performing Operations; Transporting | 4 | Expired |
| US4503660A | Wheat swather | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8931997B2 | Bale loading trailer and method of using same | Performing Operations; Transporting | 1 | Active |
| US8720329B2 | Dust removal attachment for a baler and method for using same | Human Necessities | 1 | Active |
| US8734077B2 | Bale picking truck | Performing Operations; Transporting | 1 | Active |
| US10178831B2 | Bale stacker | Human Necessities | 1 | Active |
| USD340725S | Rake cart | General | 1 | Expired |
| US9743589B2 | Bale stacker and method of using same | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.