Inventor · disambiguated record
Graham H. Clarke
Also filed as: CLARKE GRAHAM H · CLARKE GRAHAM HEATH
3 granted patents·39 citations·filing 1992–1996
71Inventor score
Technology areasE21D
Files withH L & H TIMBER PROD3
Top patents by PatentIndex Score
3 records- 0142US5318387AYieldable load supportH L & H TIMBER PROD·Filed 1992·Granted Jun 7, 1994·15 cites·22 claims
- 0236US5547317AMine support systemH L & H TIMBER PROD·Filed 1993·Granted Aug 20, 1996·12 cites·8 claims
- 0335US5669739APrestressing of mine propsH L & H TIMBER PROD·Filed 1996·Granted Sep 23, 1997·12 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →