Inventor · disambiguated record
William J. Hutzel
Also filed as: HUTZEL WILLIAM J · HUTZEL WILLIAM JOSEPH
4 granted patents·211 citations·filing 1991–2017
79Inventor score
Top patents by PatentIndex Score
4 records- 0190US5193628AMethod and apparatus for determining path orientation of a passagewayUTD INC·Filed 1991·Granted Mar 16, 1993·158 cites·26 claims
- 0289US10477779B2Botanical air filtration system and methodPURDUE RESEARCH FOUNDATION·Filed 2017·Granted Nov 19, 2019·6 cites·20 claims
- 0389US7654104B2Heat pump system with multi-stage compressionPURDUE RESEARCH FOUNDATION·Filed 2006·Granted Feb 2, 2010·36 cites·3 claims
- 0478US7810353B2Heat pump system with multi-stage compressionPURDUE RESEARCH FOUNDATION·Filed 2006·Granted Oct 12, 2010·11 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →