Inventor · disambiguated record
Roger M. Clark
Also filed as: CLARK ROGER M
7 granted patents·141 citations·filing 1993–1999
87Inventor score
Technology areasB02C
Top patents by PatentIndex Score
7 records- 0183US5971306AGyratory crusher having tramp iron relief system with an annular hydraulic manifoldCEDARAPIDS INC·Filed 1998·Granted Oct 26, 1999·35 cites·21 claims
- 0282US5803382AGyratory crusher having corrugation-like-sealCEDARAPIDS INC·Filed 1997·Granted Sep 8, 1998·23 cites·25 claims
- 0376US5944265AGyratory crusher having self-contained lubrication systemCEDARAPIDS INC·Filed 1997·Granted Aug 31, 1999·19 cites·13 claims
- 0464US6032886AAdjustment for rock crusherJOHNSON CRUSHERS INTERNATIONAL·Filed 1999·Granted Mar 7, 2000·21 cites·11 claims
- 0555US5350125ACone crusher with peripherally driven gyratory headCEDARAPIDS INC·Filed 1993·Granted Sep 27, 1994·15 cites·19 claims
- 0654US5950939ACone crusher for rockJOHNSON CRUSHERS INTERNATIONAL·Filed 1998·Granted Sep 14, 1999·16 cites·5 claims
- 0750US5875981AGyratory crusher having tramp iron relief systemCEDARAPIDS INC·Filed 1997·Granted Mar 2, 1999·12 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →