Individual holder
STEWART RICHARD M
US·6 granted patents·78 citations·filing 1983–1992
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0167US4557029ACore capping apparatusSTEWART RICHARD M·Filed 1983·Granted Dec 10, 1985·22 cites·10 claims
- 0260US4896252ABookholderSTEWART RICHARD M·Filed 1988·Granted Jan 23, 1990·25 cites·9 claims
- 0337US4998703APortable illuminated bookholder and lecternSTEWART RICHARD M·Filed 1990·Granted Mar 12, 1991·12 cites·10 claims
- 0434US5170983ABookholder with convertible base for dual support modesSTEWART RICHARD M·Filed 1992·Granted Dec 15, 1992·9 cites·7 claims
- 0531US5195714ABookholder with adjustable shadeSTEWART RICHARD M·Filed 1992·Granted Mar 23, 1993·6 cites·12 claims
- 0629US4907777ABookholder for reclined readingSTEWART RICHARD M·Filed 1987·Granted Mar 13, 1990·4 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →