Inventor · disambiguated record
Robert F. Pfost
Also filed as: NEWELL CHESTER W · PFOST ROBERT F · PFOST ROBERT FRED
5 granted patents·226 citations·filing 1975–1991
84Inventor score
Top patents by PatentIndex Score
5 records- 0193US5496517ALaboratory workstation using thermal vaporization controlBECKMAN INSTRUMENTS INC·Filed 1991·Granted Mar 5, 1996·94 cites·21 claims
- 0290US5552580AHeated cover deviceBECKMAN INSTRUMENTS INC·Filed 1991·Granted Sep 3, 1996·69 cites·37 claims
- 0379US4199794ADual tape transport system with tensioning meansNEWELL RESEARCH CORP·Filed 1978·Granted Apr 22, 1980·20 cites·12 claims
- 0475US4020325AMagnetic card substitute for coins for starting appliances and the likeSERVICE DISTRIBUTORS INC·Filed 1975·Granted Apr 26, 1977·33 cites·27 claims
- 0560US4135058ADual tape transport system with related method and means for reducing cueing timeNEWELL RESEARCH CORP·Filed 1977·Granted Jan 16, 1979·10 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →