Inventor · disambiguated record
Ward D. Morrison
Also filed as: MORRISON WARD D
17 granted patents·363 citations·filing 1975–2008
95Inventor score
Files withCANNON IND INC8JOY MFG CO4OLDENBURG CANNON INC2CONSOLIDATED TECHNOLOGIES CORP1J H FLETCHER & CO1
Top patents by PatentIndex Score
17 records- 0186US6413019B1Turret rock bolter with stinger/centralizerOLDENBURG CANNON INC·Filed 2000·Granted Jul 2, 2002·54 cites·22 claims
- 0285US4550785AHammerCONSOLIDATED TECHNOLOGIES CORP·Filed 1979·Granted Nov 5, 1985·29 cites·11 claims
- 0384US7371009B1Split gib mounting arrangement for drilling componentsJ H FLETCHER & CO·Filed 2005·Granted May 13, 2008·9 cites·16 claims
- 0483US4420277AMine roof driller-bolter apparatus and methodJOY MFG CO·Filed 1981·Granted Dec 13, 1983·70 cites·41 claims
- 0576US5720582ABolt delivery system with linear bolt magazineCANNON IND INC·Filed 1996·Granted Feb 24, 1998·38 cites·22 claims
- 0669US5556235ARock bolterCANNON IND INC·Filed 1995·Granted Sep 17, 1996·33 cites·16 claims
- 0768US4074771ARock drillJOY MFG CO·Filed 1976·Granted Feb 21, 1978·28 cites·19 claims
- 0861US6698529B2Translating turret rock bolterOLDENBURG CANNON INC·Filed 2002·Granted Mar 2, 2004·14 cites·9 claims
- 0961US5597267ABolt delivery systemCANNON IND INC·Filed 1996·Granted Jan 28, 1997·25 cites·11 claims
- 1060US4039032AHose training meansJOY MFG CO·Filed 1975·Granted Aug 2, 1977·18 cites·11 claims
- 1148US5040618APneumatic drillCANNON IND INC·Filed 1990·Granted Aug 20, 1991·14 cites·7 claims
- 1246US8991515B2Fail-resistant hammer assembly for a valveless percussive drillMORRISON WARD D·Filed 2008·Granted Mar 31, 2015·0 cites·21 claims
- 1338US5690449ATool base securing systemCANNON IND INC·Filed 1996·Granted Nov 25, 1997·6 cites·20 claims
- 1436US5494380AResin injector systemCANNON IND INC·Filed 1994·Granted Feb 27, 1996·8 cites·12 claims
- 1535US4260029AMidpoint centralizerJOY MFG CO·Filed 1978·Granted Apr 7, 1981·5 cites·7 claims
- 1634US5330012AFeed shell lubrication manifoldCANNON IND INC·Filed 1992·Granted Jul 19, 1994·4 cites·8 claims
- 1732US4957171APneumatic drillCANNON IND INC·Filed 1989·Granted Sep 18, 1990·8 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →