Inventor · disambiguated record
Robert L. Kohnen
Also filed as: KOHNEN ROBERT L
3 granted patents·1 pending application·16 citations·filing 1977–2010
61Inventor score
Top patents by PatentIndex Score
4 records- 0144US4157281AMethod and apparatus for reclaiming solvents from solvent-bearing sludge materialSYSTEMS TECHNOLOGY CORP·Filed 1977·Granted Jun 5, 1979·14 cites·11 claims
- 0242US7647874B2Energy and steel recovery systemSYMBIOTIC TECHNOLOGY LLC·Filed 2005·Granted Jan 19, 2010·1 cites·16 claims
- 0341US8789480B2Energy and steel recovery systemKOHNEN ROBERT L·Filed 2010·Granted Jul 29, 2014·1 cites·17 claims
- 0430US2007295248A1Energy and steel recovery systemKOHNEN ROBERT L·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →