Inventor · disambiguated record
Richard Mark Pierce
Also filed as: PIERCE RICHARD M · PIERCE RICHARD MARK
3 granted patents·182 citations·filing 1999–2011
75Inventor score
Files withTENNANT CO3
Top patents by PatentIndex Score
3 records- 0194US6735811B2Cleaning liquid dispensing system for a hard floor surface cleanerTENNANT CO·Filed 2002·Granted May 18, 2004·128 cites·59 claims
- 0277US6192542B1Sweeper conveyor overflow and leakage recycling rampTENNANT CO·Filed 1999·Granted Feb 27, 2001·48 cites·5 claims
- 0343USD674462SCleaning solution generatorTENNANT CO·Filed 2011·Granted Jan 15, 2013·6 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Richard Mark Pierce files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →