Inventor · disambiguated record
Frank J. Jandrasi
Also filed as: JANDRASI FRANK J
9 granted patents·258 citations·filing 1975–1985
90Inventor score
Top patents by PatentIndex Score
9 records- 0188US3964507ASlide valve with integrated removable internalsTAPCO INTERNATIONAL·Filed 1975·Granted Jun 22, 1976·48 cites·15 claims
- 0287US4531539AControl valve for flow of solidsGEN SIGNAL CORP·Filed 1984·Granted Jul 30, 1985·70 cites·12 claims
- 0381US4458879AValveGEN SIGNAL CORP·Filed 1982·Granted Jul 10, 1984·39 cites·7 claims
- 0476US4316483AValve having wear-prone parts removable through bonnet areaTAPCO INTERNATIONAL·Filed 1979·Granted Feb 23, 1982·29 cites·12 claims
- 0574US3976094AGuided slide valveTAPCO INTERNATIONAL·Filed 1975·Granted Aug 24, 1976·26 cites·16 claims
- 0658US4512363ASlide valveGEN SIGNAL CORP·Filed 1982·Granted Apr 23, 1985·20 cites·15 claims
- 0756US4331316AShut-off valve for high temperature erosive flowGEN SIGNAL CORP·Filed 1980·Granted May 25, 1982·9 cites·6 claims
- 0851US4667731ACoke coolerTRITEN CORP·Filed 1985·Granted May 26, 1987·9 cites·2 claims
- 0938US4477053AShut-off valve for high temperature erosive flowGEN SIGNAL CORP·Filed 1984·Granted Oct 16, 1984·8 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Frank J. Jandrasi 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 →