Inventor · disambiguated record
Richard A. Mason
Also filed as: MASON RICHARD A · MASON RICHARD ASHLEY
7 granted patents·331 citations·filing 1977–2023
88Inventor score
Top patents by PatentIndex Score
7 records- 0190US4495380ACombined metal and plastic standoffMITE CORP·Filed 1982·Granted Jan 22, 1985·128 cites·12 claims
- 0284US5045118AMethod of removing debris and dust from a carpetTENNANT CO·Filed 1990·Granted Sep 3, 1991·68 cites·4 claims
- 0382US4805256AScrubber squeegee pivoted concentric with brush driveTENNANT CO·Filed 1987·Granted Feb 21, 1989·58 cites·10 claims
- 0482US4138756ASurface maintenance machine drive and brushTENNANT CO·Filed 1977·Granted Feb 13, 1979·41 cites·11 claims
- 0573US6814270B2Gun holsterFiled 2001·Granted Nov 9, 2004·23 cites·21 claims
- 0659US11906277B2Firing device for shock tubeMASON RICHARD ASHLEY·Filed 2023·Granted Feb 20, 2024·0 cites·17 claims
- 0740US4788480AVoltage control for battery powered motor or the likeTENNANT CO·Filed 1987·Granted Nov 29, 1988·13 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →