Inventor · disambiguated record
Hermann Niermann
Also filed as: NIERMANN HERMANN · REICHERT GUNTER
9 granted patents·20 citations·filing 1977–1986
82Inventor score
Files withHOECHST AG9
Top patents by PatentIndex Score
9 records- 0154US4173621AProcess for improving the reactivity of phosphorus pentasulfideHOECHST AG·Filed 1977·Granted Nov 6, 1979·9 cites·2 claims
- 0234US4248602AProduction of phosphorus pentasulfide of predetermined reactivityHOECHST AG·Filed 1979·Granted Feb 3, 1981·3 cites·1 claims
- 0333US4419104APreparing P2 S5 of low reactivityHOECHST AG·Filed 1981·Granted Dec 6, 1983·3 cites·2 claims
- 0430US4473538AProcess for removing molten phosphorus pentsulfide from a reactorHOECHST AG·Filed 1983·Granted Sep 25, 1984·2 cites·2 claims
- 0527US4386503AMethod and apparatus for controlling and optionally regulating the level of liquid P2 S5 in a cooling deviceHOECHST AG·Filed 1981·Granted Jun 7, 1983·0 cites·2 claims
- 0627US4097583AProcess for the production of phosphorus pentasulfideHOECHST AG·Filed 1977·Granted Jun 27, 1978·1 cites·3 claims
- 0726US4520631AMethod for controlling and optionally regulating the level of liquid P2 S5 in a cooling deviceHOECHST AG·Filed 1984·Granted Jun 4, 1985·0 cites·3 claims
- 0825US4732745AProcess for making phosphorus pentasulfideHOECHST AG·Filed 1986·Granted Mar 22, 1988·2 cites·3 claims
- 0922US4396581AApparatus for making phosphorus pentasulfideHOECHST AG·Filed 1981·Granted Aug 2, 1983·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Hermann Niermann 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 →