Inventor · disambiguated record
Gunter Lehmann
Also filed as: DUDECK CHRISTIAN · LEHMANN GUNTER
11 granted patents·115 citations·filing 1974–2000
90Inventor score
Files withBASF AG11
Top patents by PatentIndex Score
11 records- 0182US4010208AProduction of formaldehydeBASF AG·Filed 1974·Granted Mar 1, 1977·15 cites·10 claims
- 0279US4119673AManufacture of concentrated aqueous solutions of formaldehydeBASF AG·Filed 1975·Granted Oct 10, 1978·13 cites·17 claims
- 0378US4584412APreparation of formaldehydeBASF AG·Filed 1985·Granted Apr 22, 1986·20 cites·18 claims
- 0477US4242282APreparation of glyoxalBASF AG·Filed 1979·Granted Dec 30, 1980·11 cites·14 claims
- 0567US4235823APreparation of diketonesBASF AG·Filed 1979·Granted Nov 25, 1980·7 cites·12 claims
- 0666US6624284B1Fiberplates made of polyamines or polyamine-containing aminoplast resins as binding agentsBASF AG·Filed 2000·Granted Sep 23, 2003·15 cites·19 claims
- 0764US4072717AManufacture of formaldehydeBASF AG·Filed 1975·Granted Feb 7, 1978·7 cites·12 claims
- 0856US3994977AManufacture of formaldehydeBASF AG·Filed 1974·Granted Nov 30, 1976·17 cites·7 claims
- 0955US4001337AStabilized aqueous formaldehyde solutions and process for their manufactureBASF AG·Filed 1974·Granted Jan 4, 1977·4 cites·6 claims
- 1040US4229590APreparation of alkyl pyruvatesBASF AG·Filed 1979·Granted Oct 21, 1980·1 cites·11 claims
- 1139US4233246AManufacture of aliphatic hydroxycarbonyl compounds etherified with aliphatic groupsBASF AG·Filed 1978·Granted Nov 11, 1980·5 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Gunter Lehmann 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 →