Inventor · disambiguated record
James Call
Also filed as: CALL JAMES
5 granted patents·1 pending application·477 citations·filing 1975–2020
85Inventor score
Top patents by PatentIndex Score
6 records- 0195US5023929AAudio frequency based market survey methodNPD RESEARCH INC·Filed 1988·Granted Jun 11, 1991·296 cites·46 claims
- 0291US4335303AMethod for collecting market survey data from universal product type coded itemsCALL JAMES·Filed 1979·Granted Jun 15, 1982·70 cites·8 claims
- 0377US4912466AAudio frequency based data capture tabletNPD RESEARCH INC·Filed 1988·Granted Mar 27, 1990·65 cites·38 claims
- 0475US4290688AApparatus for collecting market survey data from universal product type coded itemsCALL JAMES·Filed 1978·Granted Sep 22, 1981·25 cites·11 claims
- 0556US4012720AData entry systemCALL JAMES·Filed 1975·Granted Mar 15, 1977·21 cites·9 claims
- 0650US2020224135A1Container system for aging beverages and method of making and using sameCALL JAMES·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →