Inventor · disambiguated record
Karl Guthrie
Also filed as: GUTHRIE KARL
20 granted patents·2 pending applications·353 citations·filing 1985–2024
95Inventor score
Top patents by PatentIndex Score
22 records- 0196US11446526B2Expansion bolt and pivot and swivel mechanism thereforCLIMB TECH LLC·Filed 2020·Granted Sep 20, 2022·7 cites·11 claims
- 0296US8424638B1Swivel anchor point for fall protectionGUTHRIE KARL·Filed 2010·Granted Apr 23, 2013·34 cites·12 claims
- 0395US11807499B2Expansion bolt and pivot and swivel mechanism thereforWERNER CO·Filed 2022·Granted Nov 7, 2023·2 cites·7 claims
- 0494US12129880B2Expansion bolt and pivot and swivel mechanism thereforWERNER CO·Filed 2023·Granted Oct 29, 2024·1 cites·28 claims
- 0593US12129152B2Expansion bolt and pivot and swivel mechanism thereforWERNER CO·Filed 2023·Granted Oct 29, 2024·1 cites·20 claims
- 0693US8839591B2Concrete anchor point systemGUTHRIE KARL·Filed 2012·Granted Sep 23, 2014·27 cites·21 claims
- 0793US8312966B1Beam anchorGUTHRIE KARL·Filed 2009·Granted Nov 20, 2012·23 cites·24 claims
- 0892US8973705B2Swivel D-ring attachment pointGUTHRIE KARL·Filed 2010·Granted Mar 10, 2015·16 cites·2 claims
- 0992US8646575B1Beam anchorGUTHRIE KARL·Filed 2012·Granted Feb 11, 2014·22 cites·23 claims
- 1089US9248324B1Swivel D-ring attachment pointCLIMB TECH LLC·Filed 2015·Granted Feb 2, 2016·7 cites·2 claims
- 1188US2025012310A1Expansion bolt and pivot and swivel mechanism thereforWERNER CO·Filed 2024·Application pending·0 cites
- 1285US6729821B2Expansion boltFiled 2002·Granted May 4, 2004·37 cites·11 claims
- 1385US6283426B1Spring-loaded camming nutFiled 2000·Granted Sep 4, 2001·48 cites·20 claims
- 1477US7357363B2Expansion boltGUTHRIE KARL·Filed 2006·Granted Apr 15, 2008·15 cites·4 claims
- 1577US7011281B2Expansion boltGUTHRIE KARL·Filed 2003·Granted Mar 14, 2006·21 cites·21 claims
- 1674US8353653B2Anchor bolt providing for fall protectionGUTHRIE KARL·Filed 2009·Granted Jan 15, 2013·11 cites·21 claims
- 1772US6109578ABorehole-engaging apparatusFiled 1998·Granted Aug 29, 2000·41 cites·20 claims
- 1866US10434343B1Quick-release attachment point for fall protectionGUTHRIE KARL·Filed 2011·Granted Oct 8, 2019·3 cites·25 claims
- 1966US4643378ARoller-chock climbing aidGUTHRIE KARL·Filed 1985·Granted Feb 17, 1987·36 cites·15 claims
- 2059US9677333B1Unfurlable rescue ladderCLIMB TECH LLC·Filed 2014·Granted Jun 13, 2017·1 cites·12 claims
- 2156US12491409B1Safety anchorSPORT BOLTING LLC·Filed 2024·Granted Dec 9, 2025·0 cites·6 claims
- 2245US2005104385A1Safety toggle boltFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →