Inventor · disambiguated record
Clark A. Levsen
Also filed as: LEVSEN CLARK A
32 granted patents·6 pending applications·473 citations·filing 1992–2020
97Inventor score
Top patents by PatentIndex Score
38 records- 0193US5239808AVacuum packaging machineHANTOVER INC·Filed 1992·Granted Aug 31, 1993·112 cites·9 claims
- 0292US8281493B2Rotary knife with blade bushingLEVSEN CLARK A·Filed 2011·Granted Oct 9, 2012·9 cites·41 claims
- 0392US8037611B2Rotary knife with blade bushingHANTOVER INC·Filed 2007·Granted Oct 18, 2011·26 cites·41 claims
- 0491US11717981B2Rotary knife providing material removal via suctionHANTOVER INC·Filed 2020·Granted Aug 8, 2023·2 cites·37 claims
- 0591US10889018B2Rotary knife blade with double beveled inside surfaceHANTOVER INC·Filed 2020·Granted Jan 12, 2021·3 cites·6 claims
- 0691US7198558B2Knife blade dressing apparatusHANTOVER INC·Filed 2005·Granted Apr 3, 2007·21 cites·20 claims
- 0791US5638664AVacuum packaging apparatusHANTOVER INC·Filed 1995·Granted Jun 17, 1997·95 cites·11 claims
- 0890US7722443B2Knife blade dressing apparatusHANTOVER INC·Filed 2009·Granted May 25, 2010·13 cites·25 claims
- 0989US8893391B2Rotary knife with mechanism for controlling blade housingLEVSEN CLARK A·Filed 2011·Granted Nov 25, 2014·11 cites·18 claims
- 1086US10034482B1Tripes cleaning machine with integrated cleaning fluid nozzle and valve handleHANTOVER INC·Filed 2017·Granted Jul 31, 2018·3 cites·20 claims
- 1186USD536355SVacuum packaging machineHANTOVER INC·Filed 2005·Granted Feb 6, 2007·35 cites·1 claims
- 1285US10034481B1Tripes cleaning drum with partial revolution cleaning fluid shut-offHANTOVER INC·Filed 2017·Granted Jul 31, 2018·4 cites·22 claims
- 1384US7146783B2Vacuum packaging machineHANTOVER INC·Filed 2005·Granted Dec 12, 2006·13 cites·28 claims
- 1479US10569441B2Rotary knife providing material removal via suctionHANTOVER INC·Filed 2017·Granted Feb 25, 2020·2 cites·14 claims
- 1579US8250766B2Safety release for direct drive of rotary knifeLEVSEN CLARK A·Filed 2009·Granted Aug 28, 2012·8 cites·27 claims
- 1678US9074634B2Removable bearing coverHANTOVER INC·Filed 2012·Granted Jul 7, 2015·3 cites·11 claims
- 1777US10786919B2Eccentric blade housing for rotary knifeHANTOVER INC·Filed 2016·Granted Sep 29, 2020·2 cites·36 claims
- 1876USD839360SFidget toyHANTOVER INC·Filed 2017·Granted Jan 29, 2019·20 cites·1 claims
- 1972US6315654B1Tripes cleaning machineHANTOVER INC·Filed 2000·Granted Nov 13, 2001·11 cites·24 claims
- 2069US9168663B2Blade bushing for rotary knifeHANTOVER INC·Filed 2012·Granted Oct 27, 2015·1 cites·61 claims
- 2169US8337281B2Self-aligning rotary blade holder for sharpenerLEVSEN CLARK A·Filed 2009·Granted Dec 25, 2012·5 cites·33 claims
- 2265US10486323B2Blade bushing for rotary knifeHANTOVER INC·Filed 2018·Granted Nov 26, 2019·0 cites·16 claims
- 2365US6439403B1Knife holderHANTOVER INC·Filed 1999·Granted Aug 27, 2002·28 cites·20 claims
- 2463US9669123B2Deodorizing and sanitizing containerHANTOVER INC·Filed 2013·Granted Jun 6, 2017·2 cites·26 claims
- 2563US7261628B2Dual operation tripe washing and refining machineHANTOVER INC·Filed 2004·Granted Aug 28, 2007·6 cites·3 claims
- 2663US6082559AKnife holderHANTOVER INC·Filed 1999·Granted Jul 4, 2000·27 cites·17 claims
- 2760US7896729B2Universal rotary blade holder for sharpenerHANTOVER INC·Filed 2007·Granted Mar 1, 2011·2 cites·24 claims
- 2857US9943973B2Blade bushing for rotary knifeHANTOVER INC·Filed 2015·Granted Apr 17, 2018·0 cites·20 claims
- 2956US9482281B2Removable bearing coverHANTOVER INC·Filed 2015·Granted Nov 1, 2016·0 cites·10 claims
- 3053US2007283573A1Rotary knife with blade bushingHANTOVER INC·Filed 2006·Application pending·0 cites
- 3151US2009081931A1Blade dressing toolHANTOVER INC·Filed 2007·Application pending·0 cites
- 3250US10576649B2Rotary knife blade with double beveled inside surfaceHANTOVER INC·Filed 2015·Granted Mar 3, 2020·0 cites·12 claims
- 3348USD640115SManual knife dressing toolHANTOVER INC·Filed 2008·Granted Jun 21, 2011·6 cites·1 claims
- 3446US2018345155A1Fidget toyHANTOVER INC·Filed 2018·Application pending·0 cites
- 3542US2002113104A1Utensil scabbardHANTOVER INC·Filed 2001·Application pending·0 cites
- 3641US2013326886A1Replaceable high grip connection for blade housing of rotary knifeLEVSEN CLARK A·Filed 2012·Application pending·0 cites
- 3741US2014109415A1Breakaway lug drive coupler of rotary knifeHANTOVER INC·Filed 2013·Application pending·0 cites
- 3833US6343421B1Bacteria resistant wooden handle knife constructionHANTOVER INC·Filed 1999·Granted Feb 5, 2002·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →