Inventor · disambiguated record
Frank J. Walker, Sr.
Also filed as: WALKER FRANK · WALKER FRANK J · WALKER SR FRANK J
9 granted patents·757 citations·filing 1974–1991
92Inventor score
Top patents by PatentIndex Score
9 records- 0197US5006044AMethod and system for controlling a mechanical pump to monitor and optimize both reservoir and equipment performanceWALKER SR FRANK J·Filed 1989·Granted Apr 9, 1991·235 cites·35 claims
- 0296USD247562SCeiling speakerWALKER FRANK J·Filed 1975·Granted Mar 21, 1978·57 cites·1 claims
- 0394US5222867AMethod and system for controlling a mechanical pump to monitor and optimize both reservoir and equipment performanceWALKER SR FRANK J·Filed 1991·Granted Jun 29, 1993·210 cites·37 claims
- 0492US5063775AMethod and system for controlling a mechanical pump to monitor and optimize both reservoir and equipment performanceWALKER SR FRANK J·Filed 1990·Granted Nov 12, 1991·168 cites·18 claims
- 0566US5096323AProng type stacked paper fastenerWALKER FRANK J·Filed 1991·Granted Mar 17, 1992·24 cites·5 claims
- 0661US3955648ARemovable type lubricating fittingWALKER JR FRANK J·Filed 1974·Granted May 11, 1976·18 cites·7 claims
- 0754US4754106ADouble cammed push-button switch and methodology for operation of the sameSYMBOLIC DISPLAYS INC·Filed 1987·Granted Jun 28, 1988·17 cites·8 claims
- 0854US4123621AAcoustical speaker deviceWALKER FRANK J·Filed 1977·Granted Oct 31, 1978·18 cites·14 claims
- 0938US3975018ARacket constructionWALKER FRANK J·Filed 1975·Granted Aug 17, 1976·10 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Frank J. Walker, Sr. 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 →