Inventor · disambiguated record
Kevin R. Ketterer
Also filed as: KETTERER KEVIN R
12 granted patents·2 pending applications·176 citations·filing 2004–2025
91Inventor score
Top patents by PatentIndex Score
14 records- 0195US10165819B2Helmet accessory adapterKLOTZ ROBERT·Filed 2012·Granted Jan 1, 2019·58 cites·13 claims
- 0286US8225419B2Protective helmetHERSICK F JOSEPH·Filed 2007·Granted Jul 24, 2012·26 cites·11 claims
- 0384US12369669B2Systems and methods for providing reliable helmet suspension installationMSA TECHNOLOGY LLC·Filed 2022·Granted Jul 29, 2025·2 cites·23 claims
- 0481US7296305B2Adjustable headbandMINE SAFETY APPLIANCES CO·Filed 2005·Granted Nov 20, 2007·17 cites·23 claims
- 0579US9572392B2Adjustment mechanism for a headband arrangement of a safety helmetMINE SAFETY APPLIANCES CO·Filed 2013·Granted Feb 21, 2017·12 cites·19 claims
- 0679US8539613B2Protective helmetHERSICK F JOSEPH·Filed 2012·Granted Sep 24, 2013·10 cites·15 claims
- 0778USRE45459EProtective helmetMINE SAFETY APPLIANCES CO·Filed 2013·Granted Apr 14, 2015·8 cites·11 claims
- 0877US9642412B2Adjustment mechanism for a headband arrangement of a safety helmetMSA TECHNOLOGY LLC·Filed 2014·Granted May 9, 2017·10 cites·17 claims
- 0976US12011057B2Safety helmetMSA TECHNOLOGY LLC·Filed 2021·Granted Jun 18, 2024·1 cites·22 claims
- 1075US9949522B2Suspension connection arrangement for a suspension system of a safety helmetMINE SAFETY APPLIANCES CO·Filed 2013·Granted Apr 24, 2018·11 cites·18 claims
- 1167US2025228325A1Systems and Methods for Providing an Assembly for Releasably Connecting an Inner Helmet and Outer Helmet ShellMSA TECHNOLOGY LLC·Filed 2025·Application pending·0 cites
- 1265US12285071B2Systems and methods for providing an assembly for releasably connecting an inner helmet and outer helmet shellMSA TECHNOLOGY LLC·Filed 2022·Granted Apr 29, 2025·0 cites·18 claims
- 1360US7089603B2Adjustable headbandMINE SAFETY APPLIANCES CO·Filed 2004·Granted Aug 15, 2006·21 cites·18 claims
- 1445US2020383416A1Adjustment Mechanism and Headband Arrangement for Flexible Helmet HeadbandMSA TECHNOLOGY LLC·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →