Inventor · disambiguated record
Joseph W. Bills, Jr.
Also filed as: BILLS JOSEPH W · BILLS JR JOSEPH W
6 granted patents·184 citations·filing 1981–1992
86Inventor score
Top patents by PatentIndex Score
6 records- 0181US4372727ATrailer including a multiple fold powered ramp tailDAKOTA MANUFACTURING CO INC·Filed 1981·Granted Feb 8, 1983·42 cites·9 claims
- 0275US5215426ATrailer including a hinged ramp tailDAKOTA MANUFACTURING CO INC·Filed 1992·Granted Jun 1, 1993·41 cites·4 claims
- 0374US4568235ALow angle tilt trailerDAKOTA MANUFACTURING CO INC·Filed 1984·Granted Feb 4, 1986·30 cites·5 claims
- 0465US5094583AMain tail locking device for a trailerDAKOTA MANUFACTURING CO INC·Filed 1990·Granted Mar 10, 1992·33 cites·3 claims
- 0561US4701098ACable wheel handling and transporting trailerDAKOTA MFG CO INC·Filed 1986·Granted Oct 20, 1987·31 cites·10 claims
- 0631US4728114ADevice for raising, lowering and positioning a pintle eye style detachable gooseneck trailer hitch assemblyDAKOTA MANUFACTURING CO·Filed 1987·Granted Mar 1, 1988·7 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →