Inventor · disambiguated record
Roy Stewart
Also filed as: STEWART ROY · STEWART ROY A
4 granted patents·274 citations·filing 1977–2000
78Inventor score
Top patents by PatentIndex Score
4 records- 0171US5315093AMarket research method and system for collecting retail store market research dataNIELSEN A C CO·Filed 1992·Granted May 24, 1994·244 cites·13 claims
- 0269US6615982B1Golf bagSTEWART CONCEPTS LTD·Filed 2000·Granted Sep 9, 2003·23 cites·17 claims
- 0334US4147490APowder compacting pressesBRITISH NUCLEAR FUELS LTD·Filed 1977·Granted Apr 3, 1979·5 cites·7 claims
- 0428US4374787APressing ceramic powdersBRITISH NUCLEAR FUELS LTD·Filed 1980·Granted Feb 22, 1983·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →