Inventor · disambiguated record
H. Matthew Johnson
Also filed as: JOHNSON H MATTHEW
5 granted patents·45 citations·filing 2002–2014
78Inventor score
Files withSURFACE PREPARATION TECH LLC2JOHNSON H MATTHEW1SURFACE PREPARATION TECHNOLOGI1SURFACE PREPARATION TECHNOLOGIES LLC1
Top patents by PatentIndex Score
5 records- 0173US9121148B2Method and apparatus for cutting grooves in a road surfaceSURFACE PREPARATION TECHNOLOGIES LLC·Filed 2013·Granted Sep 1, 2015·10 cites·18 claims
- 0272US6755482B2Cutting machine with flywheel gearbox design and method for useSURFACE PREPARATION TECHNOLOGI·Filed 2002·Granted Jun 29, 2004·19 cites·22 claims
- 0367US8821063B2Control system and method for road cutting machineJOHNSON H MATTHEW·Filed 2011·Granted Sep 2, 2014·9 cites·20 claims
- 0466US9574310B2Method and apparatus for cutting a sinusoidal groove in a road surfaceSURFACE PREPARATION TECH LLC·Filed 2014·Granted Feb 21, 2017·6 cites·18 claims
- 0545US9573295B2Cutting tool, mounting bracket, and rotatable cutting headSURFACE PREPARATION TECH LLC·Filed 2014·Granted Feb 21, 2017·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →