Inventor · disambiguated record
Charles C. Shivvers
Also filed as: SHIVVERS CHARLES C
8 granted patents·356 citations·filing 1975–2002
90Inventor score
Top patents by PatentIndex Score
8 records- 0191US4845949AParking brake for integrated transmissionSHIVVERS INC·Filed 1987·Granted Jul 11, 1989·58 cites·19 claims
- 0288US4843817AIntegrated hydraulic transmissionSHIVVERS INC·Filed 1987·Granted Jul 4, 1989·47 cites·13 claims
- 0387US4063654ASweep auger apparatusSHIVVERS CHARLES C·Filed 1975·Granted Dec 20, 1977·38 cites·5 claims
- 0485USD246388SPerforated plank for the floor of a material drying binSHIVVERS CHARLES C·Filed 1976·Granted Nov 15, 1977·20 cites·1 claims
- 0584US4896506ATransmission with integrated gear reductionSHIVVERS INC·Filed 1987·Granted Jan 30, 1990·41 cites·2 claims
- 0683US5092819AMethod and apparatus for qualitatively measuring characteristics of grain to be harvestedSCHROEDER MICHAEL J·Filed 1990·Granted Mar 3, 1992·100 cites·36 claims
- 0773US6988351B2Midmount mower apparatus with raiseable and accessible mower deckSHIVVERS GROUP INC·Filed 2002·Granted Jan 24, 2006·35 cites·4 claims
- 0865US4026426ADrying apparatus for grain, beans and the likeSHIVVERS CHARLES C·Filed 1975·Granted May 31, 1977·17 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →