DH

Detlef Hagena

HR Haarmann & Reimer: 4 patents #17 of 126Top 15%
BH Bayer Healthcare: 2 patents #3,312 of 8,007Top 45%
📍 Ennigerloh, DE: #17 of 116 inventorsTop 15%
Overall (All Time): #1,042,720 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6624334 Method for production of aryl alkyl ethers Efim Biller, Edgar Fuhrmann, Heinz Günter Janneck, Jorg Talbiersky, Lutz Walther 2003-09-23
5783725 Stabilized lactic acid menthyl ester Walter Kuhn, Alfred Korber, Roland Langner 1998-07-21
4814322 Scents, and scent compositions containing them Fritz Exner, Rudolf Hopp, Jurgen Nienhaus, Wilhelm Gottsch 1989-03-21
4263459 3-Methyl-aldehydes, processes for their preparation and their use as odorants Kurt Bauer, Hans-Otto Muller 1981-04-21
4259518 3-Methyl-5-keto-.alpha.,.omega.-alkenedioic acids and esters Kurt Bauer 1981-03-31