Inventor · disambiguated record
Marsha J. Lester
Also filed as: LESTER MARSHA J
3 granted patents·116 citations·filing 1993–1998
76Inventor score
Top patents by PatentIndex Score
3 records- 0185US5763372AClean gear boron-free gear additive and method for producing sameETHYL CORP·Filed 1996·Granted Jun 9, 1998·50 cites·26 claims
- 0276US5843874AClean performing gear oilsETHYL CORP·Filed 1998·Granted Dec 1, 1998·36 cites·36 claims
- 0372US5326485ALow ash lubricating oil compositionsETHYL PETROLEUM ADDITIVES INC·Filed 1993·Granted Jul 5, 1994·30 cites·25 claims
Join the waitlist — get patent alerts
Get an alert when Marsha J. Lester 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 →