Inventor · disambiguated record
David C. Berkshire
Also filed as: BERKSHIRE DAVID C · SCHEUERMAN RONALD F
5 granted patents·264 citations·filing 1977–1981
84Inventor score
Files withSHELL OIL CO5
Top patents by PatentIndex Score
5 records- 0195US4232741ATemporarily plugging a subterranean reservoir with a self-foaming aqueous solutionSHELL OIL CO·Filed 1979·Granted Nov 11, 1980·107 cites·10 claims
- 0294US4219083AChemical process for backsurging fluid through well casing perforationsSHELL OIL CO·Filed 1979·Granted Aug 26, 1980·83 cites·6 claims
- 0378US4357248ATreating wells with self-precipitating scale inhibitorSHELL OIL CO·Filed 1981·Granted Nov 2, 1982·39 cites·4 claims
- 0468US4289633AChemical process for backsurging fluid through well casing perforationsSHELL OIL CO·Filed 1979·Granted Sep 15, 1981·22 cites·3 claims
- 0554US4137972AAcidizing reservoirs while chelating iron with sulfosalicylic acidSHELL OIL CO·Filed 1977·Granted Feb 6, 1979·13 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when David C. Berkshire 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 →