Assignee
J H FLETCHER & CO
US·32 granted patents·7 pending applications·126 citations·filing 2004–2023
Top patents by PatentIndex Score
39 records- 0188US10556275B2Mine drill system with adapterJ H FLETCHER & CO·Filed 2017·Granted Feb 11, 2020·5 cites·19 claims
- 0284US7371009B1Split gib mounting arrangement for drilling componentsJ H FLETCHER & CO·Filed 2005·Granted May 13, 2008·9 cites·16 claims
- 0383US11002075B1Mine drilling system and related methodJ H FLETCHER & CO·Filed 2019·Granted May 11, 2021·9 cites·21 claims
- 0482US7438141B2Automated, low profile drilling/bolting module with carouselJ H FLETCHER & CO·Filed 2006·Granted Oct 21, 2008·9 cites·29 claims
- 0582US7428936B2Automated, low profile drilling/bolting moduleJ H FLETCHER & CO·Filed 2006·Granted Sep 30, 2008·9 cites·20 claims
- 0682US7407344B2Automated, low profile drilling/bolting module with roof reference guideJ H FLETCHER & CO·Filed 2006·Granted Aug 5, 2008·9 cites·22 claims
- 0781US7428937B2Automated, low profile drilling/bolting module with gripperJ H FLETCHER & CO·Filed 2006·Granted Sep 30, 2008·8 cites·24 claims
- 0881US7381012B2Automated, low profile drilling/bolting module with collaringJ H FLETCHER & CO·Filed 2006·Granted Jun 3, 2008·8 cites·27 claims
- 0980US11213900B2Quick-release coupling for drilling and related methodsJ H FLETCHER & CO·Filed 2019·Granted Jan 4, 2022·3 cites·14 claims
- 1079US8342267B1Mining machine with improved rib reach capability and method of use thereofJ H FLETCHER & CO·Filed 2009·Granted Jan 1, 2013·12 cites·31 claims
- 1179US7428935B2Automated, low profile drilling/bolting module with manual bolt magazineJ H FLETCHER & CO·Filed 2006·Granted Sep 30, 2008·7 cites·21 claims
- 1271US11103887B2Multipurpose machine for surface treatment and related methodJ H FLETCHER & CO·Filed 2019·Granted Aug 31, 2021·1 cites·18 claims
- 1370US8342264B1Device for reducing drilling noise and related methodsJ H FLETCHER & CO·Filed 2010·Granted Jan 1, 2013·4 cites·20 claims
- 1465US7600583B2Automated, low profile drilling/bolting module with collaringJ H FLETCHER & CO·Filed 2008·Granted Oct 13, 2009·2 cites·20 claims
- 1563US12240047B2Quick-release coupling for drilling and related methodsJ H FLETCHER & CO·Filed 2021·Granted Mar 4, 2025·0 cites·15 claims
- 1663US11952897B1System for remotely operating a mine machine and related methodsJ H FLETCHER & CO·Filed 2017·Granted Apr 9, 2024·2 cites·14 claims
- 1763US7704018B2Automated, low profile drilling/bolting module with automated stab jackJ H FLETCHER & CO·Filed 2006·Granted Apr 27, 2010·3 cites·24 claims
- 1862US9194231B2Mesh handling apparatus and related methodsJ H FLETCHER & CO·Filed 2013·Granted Nov 24, 2015·3 cites·12 claims
- 1960US2022235660A1Autonomous roof bolter and related methodsJ H FLETCHER & CO·Filed 2022·Application pending·0 cites
- 2059US9970292B2Drilling apparatusJ H FLETCHER & CO·Filed 2015·Granted May 15, 2018·1 cites·8 claims
- 2157US7721816B1Drilling/bolting machine having a manual operator input device with enable switch and related methodsJ H FLETCHER & CO·Filed 2004·Granted May 25, 2010·7 cites·31 claims
- 2256US11858033B2System and method for porous plug removal and installationJ H FLETCHER & CO·Filed 2022·Granted Jan 2, 2024·0 cites·37 claims
- 2356US7416033B2Instrumented drill head, related drilling/bolting machines, and methodsJ H FLETCHER & CO·Filed 2004·Granted Aug 26, 2008·7 cites·23 claims
- 2455US7819609B2Automated, low profile drilling/bolting module with single button operationJ H FLETCHER & CO·Filed 2007·Granted Oct 26, 2010·0 cites·20 claims
- 2553US12110793B2Automated system for face drill machinesJ H FLETCHER & CO·Filed 2023·Granted Oct 8, 2024·0 cites·13 claims
- 2653US7350876B2Combination panline and utility drilling or bolting unitJ H FLETCHER & CO·Filed 2004·Granted Apr 1, 2008·7 cites·24 claims
- 2752US11391153B2Autonomous roof bolter and related methodsJ H FLETCHER & CO·Filed 2018·Granted Jul 19, 2022·0 cites·20 claims
- 2852US2026055674A1Drilling or bolting apparatus and related methodsJ H FLETCHER & CO·Filed 2023·Application pending·0 cites
- 2950US2010221071A1Remotely controlled mining machines, control systems, and related methodsJ H FLETCHER & CO·Filed 2007·Application pending·0 cites
- 3048US2023211391A1System for demolition of blade of wind turbine and related methodJ H FLETCHER & CO·Filed 2023·Application pending·0 cites
- 3147US12331643B2Mine drill module including gripper with folding armsJ H FLETCHER & CO·Filed 2021·Granted Jun 17, 2025·0 cites·17 claims
- 3245US11650616B2Combined function joystick for drilling machine and related methodJ H FLETCHER & CO·Filed 2018·Granted May 16, 2023·0 cites·21 claims
- 3345US9597935B2Towing implement for vehicle with a passage and related methodJ H FLETCHER & CO·Filed 2014·Granted Mar 21, 2017·0 cites·13 claims
- 3445US2020386100A1Storage rack for mine tools with enhanced connectivity and related methodsJ H FLETCHER & CO·Filed 2020·Application pending·0 cites
- 3544US11549318B2Cable pusher and related methodsJ H FLETCHER & CO·Filed 2019·Granted Jan 10, 2023·0 cites·25 claims
- 3644US2023349292A1Autonomous roof bolter with sensor and related methodsJ H FLETCHER & CO·Filed 2021·Application pending·0 cites
- 3742US9534457B2Drilling apparatus with drill guideJ H FLETCHER & CO·Filed 2014·Granted Jan 3, 2017·0 cites·26 claims
- 3840US8025111B2Agitator for a drill and related methodsJ H FLETCHER & CO·Filed 2009·Granted Sep 27, 2011·1 cites·24 claims
- 3936US2017247181A1Materials pod for mining machine and related methodsJ H FLETCHER & CO·Filed 2016·Application pending·0 cites
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