Inventor · disambiguated record
Robert W. Hofstetter
Also filed as: HOFSTETTER HEIR ROBERT · HOFSTETTER ROBERT W · HOFSTETTER SR ROBERT W
7 granted patents·71 citations·filing 1974–1994
85Inventor score
Files withHOFSTETTER ROBERT W2I & H CONVEYING AND MACHINE CO2I & H CONVEYING & MACHINE COMP1I AND H CONVEYING AND MACHINE1KNORR BREMSE AG1
Top patents by PatentIndex Score
7 records- 0157US3937342AApparatus for opening and unloading cartonsI AND H CONVEYING AND MACHINE·Filed 1974·Granted Feb 10, 1976·18 cites·11 claims
- 0250US4306857AConveyor with heating meansI & H CONVEYING AND MACHINE CO·Filed 1980·Granted Dec 22, 1981·15 cites·6 claims
- 0340US4354357AConveyor system with cooling meansHOFSTETTER ROBERT W·Filed 1981·Granted Oct 19, 1982·10 cites·6 claims
- 0439US4023692AApparatus for opening and unloading cartonsI & H CONVEYING AND MACHINE CO·Filed 1975·Granted May 17, 1977·8 cites·13 claims
- 0535US5429424APneumatic brake for railway locomotives and motor carsKNORR BREMSE AG·Filed 1994·Granted Jul 4, 1995·7 cites·17 claims
- 0635US4261181AConveyor system with cooling meansHOFSTETTER ROBERT W·Filed 1979·Granted Apr 14, 1981·10 cites·11 claims
- 0718US4709802AMass product handling ring systemI & H CONVEYING & MACHINE COMP·Filed 1984·Granted Dec 1, 1987·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →