Inventor · disambiguated record
Walter Frey
Also filed as: FREY WALTER · FREY WALTER J
5 granted patents·176 citations·filing 1972–2000
84Inventor score
Top patents by PatentIndex Score
5 records- 0196US3932500ARecovering anhydrous acrylic acidBASF AG·Filed 1972·Granted Jan 13, 1976·73 cites·6 claims
- 0289US4110370AMethod of separating high-boiling or non-volatile materialsBASF AG·Filed 1975·Granted Aug 29, 1978·26 cites·5 claims
- 0386US6488778B1Apparatus and method for controlling wafer environment between thermal clean and thermal processingIBM·Filed 2000·Granted Dec 3, 2002·44 cites·52 claims
- 0478US4052450ACatalytic oxidation of α-olefinsBASF AG·Filed 1973·Granted Oct 4, 1977·25 cites·17 claims
- 0532US4315416ABath container for a refrigeration equipmentFREY WALTER·Filed 1980·Granted Feb 16, 1982·8 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Walter Frey 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 →