Inventor · disambiguated record
Stanley F. Spangenberg
Also filed as: SPANGENBERG STANLEY F
5 granted patents·56 citations·filing 1975–1990
77Inventor score
Files withDOW CHEMICAL CO5
Top patents by PatentIndex Score
5 records- 0182US4025449AProcess to produce barium and strontium ferriteDOW CHEMICAL CO·Filed 1975·Granted May 24, 1977·24 cites·17 claims
- 0274US5145833AMethod for producing ceramic bodiesDOW CHEMICAL CO·Filed 1990·Granted Sep 8, 1992·28 cites·18 claims
- 0332US4385077AAsbestos treatment with metal oxidesDOW CHEMICAL CO·Filed 1979·Granted May 24, 1983·1 cites·2 claims
- 0426US4448654AProcess and anode for molten salt electrolysisDOW CHEMICAL CO·Filed 1982·Granted May 15, 1984·2 cites·4 claims
- 0524US4370216AElectrolytic cell and anode for molten salt electrolysisDOW CHEMICAL CO·Filed 1980·Granted Jan 25, 1983·1 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Stanley F. Spangenberg 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 →