Inventor · disambiguated record
Hans E. Grethlein
Also filed as: GRETHLEIN HANS · GRETHLEIN HANS E
10 granted patents·981 citations·filing 1979–2008
93Inventor score
Top patents by PatentIndex Score
10 records- 0198US4237226AProcess for pretreating cellulosic substrates and for producing sugar therefromDARTMOUTH COLLEGE·Filed 1979·Granted Dec 2, 1980·188 cites·34 claims
- 0296US5124004ADistillation process for ethanolDARTMOUTH COLLEGE·Filed 1990·Granted Jun 23, 1992·267 cites·10 claims
- 0395US4961826ADistillation process for ethanolDARTMOUTH COLLEGE·Filed 1986·Granted Oct 9, 1990·146 cites·1 claims
- 0495US4626321ADistillation systems and methodsDARTMOUTH COLLEGE·Filed 1986·Granted Dec 2, 1986·152 cites·23 claims
- 0594US4556430AProcess for hydrolysis of biomassDARTMOUTH COLLEGE·Filed 1984·Granted Dec 3, 1985·97 cites·23 claims
- 0689US8211679B2Process for producing ethanolDATTA RATHIN·Filed 2008·Granted Jul 3, 2012·12 cites·20 claims
- 0786US6143534AMicrobial process for producing methane from coalRELIANT ENERGY INC·Filed 1991·Granted Nov 7, 2000·63 cites·9 claims
- 0879US4997665ADietary fibers and a process for their productionMICHIGAN BIOTECH INST·Filed 1989·Granted Mar 5, 1991·41 cites·16 claims
- 0943US4818295ACyclone reactorUS ENERGY·Filed 1986·Granted Apr 4, 1989·9 cites·3 claims
- 1033US5167799AApparatus for simulating a full scale belt filter pressMICHIGAN BIOTECH INST·Filed 1991·Granted Dec 1, 1992·6 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →