Inventor · disambiguated record
Stephen F. Willard
Also filed as: WILLARD STEPHEN · WILLARD STEPHEN E · WILLARD STEPHEN F
4 granted patents·1 pending application·49 citations·filing 1976–2006
76Inventor score
Files withHALLENBECK SALES CO INC1N P HALENBECK COMPANY1STAMPRITE1WILLARD STEPHEN1WILLARD STEPHEN E1
Top patents by PatentIndex Score
5 records- 0161US4282739AGeared power amplification unit for pressesN P HALENBECK COMPANY·Filed 1979·Granted Aug 11, 1981·16 cites·12 claims
- 0253US4286528AExhaust filter systemWILLARD STEPHEN·Filed 1979·Granted Sep 1, 1981·18 cites·16 claims
- 0341US2007261181A1Telescoping ramp stored upon tailgateWILLARD STEPHEN E·Filed 2006·Application pending·0 cites
- 0437US6173556B1Seed packet filling and closing machineSTAMPRITE·Filed 1998·Granted Jan 16, 2001·10 cites·19 claims
- 0527US4022052AStamping press with augmented power strokeHALLENBECK SALES CO INC·Filed 1976·Granted May 10, 1977·5 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Stephen F. Willard 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 →