Inventor · disambiguated record
James J. Wellwood
Also filed as: WELLWOOD JAMES · WELLWOOD JAMES J
3 granted patents·10 citations·filing 1977–1979
63Inventor score
Technology areasG11B
Top patents by PatentIndex Score
3 records- 0143US4275888AStabilizing and static removing attachment for phonograph pickup cartridgeSHURE BROS·Filed 1979·Granted Jun 30, 1981·5 cites·18 claims
- 0242USD252628SPhonograph stylusSHURE BROTHERS INCORPORATED·Filed 1977·Granted Aug 14, 1979·3 cites·1 claims
- 0336USD254004SPhonograph cartridge and stylus assemblySHURE BROTHERS INCORPORATED·Filed 1977·Granted Jan 22, 1980·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →