Inventor · disambiguated record
Mark Speros
Also filed as: SPEROS MARK
3 granted patents·26 citations·filing 1984–1986
64Inventor score
Technology areasA47C
Top patents by PatentIndex Score
3 records- 0149US4548326AStadium seat arm gripping trayDANNA JOHN M·Filed 1984·Granted Oct 22, 1985·23 cites·2 claims
- 0230USD302087SContainer holder for attachment to a chair armSPEROS MARK·Filed 1986·Granted Jul 11, 1989·3 cites·1 claims
- 0317USD297793SContainer holder for attachment to a chair armDANNA JOHN·Filed 1985·Granted Sep 27, 1988·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →