Inventor · disambiguated record
William I. Wohlfeld
Also filed as: WOHLFELD WILLIAM I
3 granted patents·95 citations·filing 1976–1991
74Inventor score
Technology areasE21B
Files withREED TOOL CO2
Top patents by PatentIndex Score
3 records- 0165US5372548ALongitudinal and rotary shock absorber for rotary and percussion drill bitsFiled 1991·Granted Dec 13, 1994·55 cites·9 claims
- 0256US4016944APneumatic hammer-auger earth boring apparatusREED TOOL CO·Filed 1976·Granted Apr 12, 1977·23 cites·10 claims
- 0343US4079793AExhaust means for percussion toolsREED TOOL CO·Filed 1976·Granted Mar 21, 1978·17 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when William I. Wohlfeld 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 →