Inventor · disambiguated record
Jeffrey Allen Kempker
Also filed as: KEMPKER JEFFREY · KEMPKER JEFFREY A · KEMPKER JEFFREY ALLEN
13 granted patents·3 pending applications·221 citations·filing 2002–2025
92Inventor score
Files withCARDINAL SAFETY COMPANY LLC6KLEVER KUTTER LLC6KEMPKER JEFFREY A1KLEVER KUTTERS LLC1Klever Innovations LLC1
Top patents by PatentIndex Score
16 records- 0194USD527604SCutterKLEVER KUTTER LLC·Filed 2005·Granted Sep 5, 2006·76 cites·1 claims
- 0289US10442093B2Safety utility blades, assemblies and methods of manufacturingKLEVER KUTTER LLC·Filed 2013·Granted Oct 15, 2019·19 cites·7 claims
- 0388US12263610B2Safety utility blades, assemblies and methods of manufacturingKLEVER KUTTER LLC·Filed 2021·Granted Apr 1, 2025·2 cites·7 claims
- 0487USD673440SCutterKLEVER KUTTER LLC·Filed 2011·Granted Jan 1, 2013·40 cites·1 claims
- 0585USD521844SCutterKLEVER KUTTER LLC·Filed 2005·Granted May 30, 2006·37 cites·1 claims
- 0679USD639631SHandleKLEVER KUTTERS LLC·Filed 2009·Granted Jun 14, 2011·29 cites·1 claims
- 0771USD958630SHandheld safety knifeCARDINAL SAFETY COMPANY LLC·Filed 2021·Granted Jul 26, 2022·5 cites·1 claims
- 0867USD985352SBlade cartridge for a handheld safety knifeCARDINAL SAFETY COMPANY LLC·Filed 2021·Granted May 9, 2023·4 cites·1 claims
- 0967USD958628SHandheld safety knifeCARDINAL SAFETY COMPANY LLC·Filed 2021·Granted Jul 26, 2022·4 cites·1 claims
- 1065US2025345956A1Tool with ergonomic handle and replaceable cutter headKlever Innovations LLC·Filed 2025·Application pending·0 cites
- 1163USD985351SHandle for a handheld safety knifeCARDINAL SAFETY COMPANY LLC·Filed 2021·Granted May 9, 2023·3 cites·1 claims
- 1260US11052552B2Safety utility blades, assemblies and methods of manufacturingKLEVER KUTTER LLC·Filed 2019·Granted Jul 6, 2021·0 cites·20 claims
- 1360US2010263219A1Tool with ergonomic handle and replaceable cutter headKEMPKER JEFFREY A·Filed 2009·Application pending·0 cites
- 1458US12280514B2Handheld safety knifeCARDINAL SAFETY COMPANY LLC·Filed 2021·Granted Apr 22, 2025·0 cites·25 claims
- 1556USD958629SHandheld safety knifeCARDINAL SAFETY COMPANY LLC·Filed 2021·Granted Jul 26, 2022·2 cites·1 claims
- 1643US2003183642A1Pill dispensing apparatusFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →