Inventor · disambiguated record
Thomas E. Kieffer
Also filed as: KIEFFER THOMAS E · KIEFFER THOMAS EARL
9 granted patents·3 pending applications·119 citations·filing 1989–2023
87Inventor score
Top patents by PatentIndex Score
12 records- 0195US10694753B2Food preparation apparatus and methodsDUKE MFG CO·Filed 2017·Granted Jun 30, 2020·31 cites·53 claims
- 0287US5032796ASolid state amplifier simulating vacuum tube distortion characteristicsST LOUIS MUSIC INC·Filed 1989·Granted Jul 16, 1991·62 cites·21 claims
- 0383US12478216B2Food holding apparatusDUKE MFG CO·Filed 2021·Granted Nov 25, 2025·1 cites·22 claims
- 0482US10918112B2Dough preparation apparatus and methodsDUKE MFG CO·Filed 2017·Granted Feb 16, 2021·4 cites·17 claims
- 0575US2023189822A1Food preparation apparatus and methodsDUKE MFG CO·Filed 2023·Application pending·0 cites
- 0668US11602149B2Food preparation apparatus and methodsDUKE MFG CO·Filed 2020·Granted Mar 14, 2023·0 cites·21 claims
- 0766US11779023B2Dough preparation apparatus and methodsDUKE MFG CO·Filed 2021·Granted Oct 10, 2023·0 cites·25 claims
- 0860USD504222SKey chainFiled 2004·Granted Apr 26, 2005·13 cites·1 claims
- 0959US7365255B1Optimally coupled string instrument bridgePISKULIC JOHN J·Filed 2005·Granted Apr 29, 2008·8 cites·18 claims
- 1057US2022095837A1Food holding apparatusDUKE MFG CO·Filed 2021·Application pending·0 cites
- 1151US2016077678A1Food preparation apparatus and methodsDUKE MFG CO·Filed 2015·Application pending·0 cites
- 1248US12274392B2Appliance component fault detectionDUKE MFG CO·Filed 2019·Granted Apr 15, 2025·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →