Inventor · disambiguated record
L. Irwin Walle
Also filed as: WALLE L IRWIN
4 granted patents·52 citations·filing 1975–1981
76Inventor score
Top patents by PatentIndex Score
4 records- 0173US4157656ALeak detection systemWALLE L IRWIN·Filed 1977·Granted Jun 12, 1979·25 cites·17 claims
- 0247US4294107ASelf-purging probe for low pressure leak detectionWALLE L IRWIN·Filed 1980·Granted Oct 13, 1981·13 cites·7 claims
- 0340US4378692ALeak detecting monitorAIR MONITOR CO INC·Filed 1981·Granted Apr 5, 1983·11 cites·10 claims
- 0428US3994311APneumatic amplifierTANGEN DRIVES·Filed 1975·Granted Nov 30, 1976·3 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when L. Irwin Walle 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 →