Inventor · disambiguated record
Jurgis Sapkus
Also filed as: LEWIS J STEPHEN · SAPKUS JURGIS
13 granted patents·286 citations·filing 1975–1983
93Inventor score
Files withMATTEL INC13
Top patents by PatentIndex Score
13 records- 0196US4369690AHair braiding apparatusMATTEL INC·Filed 1981·Granted Jan 25, 1983·86 cites·11 claims
- 0283US4580585AHair twining apparatusMATTEL INC·Filed 1983·Granted Apr 8, 1986·43 cites·13 claims
- 0379US4246722AGrowing baby dollMATTEL INC·Filed 1979·Granted Jan 27, 1981·26 cites·10 claims
- 0475US4217725ACombination doll and accessory articlesMATTEL INC·Filed 1978·Granted Aug 19, 1980·22 cites·14 claims
- 0570US4355482ASkating dollMATTEL INC·Filed 1980·Granted Oct 26, 1982·23 cites·2 claims
- 0670US3992807AGrowth-simulating figure toyMATTEL INC·Filed 1975·Granted Nov 23, 1976·19 cites·6 claims
- 0767US4135327ADoll construction with pivotable torso membersMATTEL INC·Filed 1977·Granted Jan 23, 1979·17 cites·6 claims
- 0862US3996695ASneezing dollMATTEL INC·Filed 1975·Granted Dec 14, 1976·14 cites·5 claims
- 0957US3994092AFigure toy having reverse gear ratio between limbsMATTEL INC·Filed 1975·Granted Nov 30, 1976·12 cites·5 claims
- 1052US4183172AToy with endless belt for conveying a doll or the likeMATTEL INC·Filed 1977·Granted Jan 15, 1980·10 cites·9 claims
- 1145US4127251ADoll standMATTEL INC·Filed 1977·Granted Nov 28, 1978·7 cites·11 claims
- 1229US4424644AWinking apparatus for figure toyMATTEL INC·Filed 1981·Granted Jan 10, 1984·4 cites·1 claims
- 1325US4087932AToy escalatorMATTEL INC·Filed 1976·Granted May 9, 1978·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →