Inventor · disambiguated record
Charles B. Clark
Also filed as: CLARK CHARLES B
4 granted patents·73 citations·filing 1974–1993
78Inventor score
Top patents by PatentIndex Score
4 records- 0176US3970036AToner concentration detector for dry powder magnetic brush toning systemSAVIN BUSINESS MACHINES CORP·Filed 1974·Granted Jul 20, 1976·15 cites·17 claims
- 0269US4733235ACapacitance type displacement measuring instrumentMITUTOYO MFG CO LTD·Filed 1984·Granted Mar 22, 1988·21 cites·6 claims
- 0367US3999687AToner concentration detectorSAVIN BUSINESS MACHINES CORP·Filed 1975·Granted Dec 28, 1976·23 cites·9 claims
- 0427US5325553AMattress spring structure with reinforcing frame in the lumbar areaNAMACO ENTERPRISES·Filed 1993·Granted Jul 5, 1994·14 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →