Inventor · disambiguated record
Robert A. Van Fossen
Also filed as: VAN FOSSEN ROBERT A
7 granted patents·93 citations·filing 1978–1992
86Inventor score
Top patents by PatentIndex Score
7 records- 0163US5024294ADifferential pressure transducerJOHNSON SERVICE CO·Filed 1990·Granted Jun 18, 1991·23 cites·14 claims
- 0261US5091612AMagnetically actuated proximity flow switchJOHNSON SERVICE CO·Filed 1990·Granted Feb 25, 1992·17 cites·24 claims
- 0355US4245670AReversing valve construction and piston head assembly therefor and methods of making the sameROBERTSHAW CONTROLS CO·Filed 1978·Granted Jan 20, 1981·14 cites·28 claims
- 0445US5250768AFloat switch with snap action memberJOHNSON SERVICE CO·Filed 1992·Granted Oct 5, 1993·9 cites·1 claims
- 0545US4324273AReversing valve construction and piston head assembly therefor and methods of making the sameROBERTSHAW CONTROLS CO·Filed 1980·Granted Apr 13, 1982·11 cites·4 claims
- 0643US4335750AReversing valve construction and piston head assembly therefor and methods of making the sameROBERTSHAW CONTROLS CO·Filed 1980·Granted Jun 22, 1982·10 cites·5 claims
- 0739US4754920ACompact operator for gas control valvesHAMILTON STANDARD CONTROLS·Filed 1986·Granted Jul 5, 1988·9 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Robert A. Van Fossen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →