Inventor · disambiguated record
William L. Shepherd
Also filed as: SHEPHERD WILLIAM L · SHEPHERD WILLIAM LEROY
6 granted patents·73 citations·filing 1975–2018
83Inventor score
Top patents by PatentIndex Score
6 records- 0165US10260289B1Drilling system with drill bit for mining machineSHEPHERD WILLIAM L·Filed 2018·Granted Apr 16, 2019·2 cites·11 claims
- 0259US3986570ARock bit with quick change connectionHUGHES TOOL CO·Filed 1975·Granted Oct 19, 1976·23 cites·3 claims
- 0357US4150727ADowncrowding device for earth boring machinesHUGHES TOOL CO·Filed 1978·Granted Apr 24, 1979·21 cites·9 claims
- 0449US6202766B1Relief valveFiled 1999·Granted Mar 20, 2001·16 cites·16 claims
- 0537US4451162ASpaced button thrust surface for earth boring bitHUGHES TOOL CO·Filed 1982·Granted May 29, 1984·7 cites·4 claims
- 0633US4261251AKelly head for hydraulic mast diggerHUGHES TOOL CO·Filed 1979·Granted Apr 14, 1981·4 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when William L. Shepherd 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 →