Assignee
JOHNSON ROBERT L
11 granted patents·206 citations·filing 1979–2015
Top patents by PatentIndex Score
11 records- 0189US9803422B2Ladder support and movement assemblyJOHNSON ROBERT L·Filed 2015·Granted Oct 31, 2017·12 cites·17 claims
- 0288US4598027ATape measure holsterJOHNSON ROBERT L·Filed 1985·Granted Jul 1, 1986·54 cites·16 claims
- 0380US7062996B2Automatically adjusting gripping deviceJOHNSON ROBERT L·Filed 2004·Granted Jun 20, 2006·24 cites·18 claims
- 0479USD255596SVacuum breaking teeJOHNSON ROBERT L·Filed 1979·Granted Jun 24, 1980·13 cites·1 claims
- 0573USD254564SVacuum breaking teeJOHNSON ROBERT L·Filed 1979·Granted Mar 25, 1980·10 cites·1 claims
- 0667US4318454AFast acting viceJOHNSON ROBERT L·Filed 1980·Granted Mar 9, 1982·26 cites·18 claims
- 0764USD646939SLong necked socket wrenchJOHNSON ROBERT L·Filed 2010·Granted Oct 18, 2011·13 cites·1 claims
- 0859US4391449ABoard gameJOHNSON ROBERT L·Filed 1981·Granted Jul 5, 1983·14 cites·11 claims
- 0955US5107958ALadder levelerJOHNSON ROBERT L·Filed 1990·Granted Apr 28, 1992·23 cites·2 claims
- 1054US4480656APlumbing fixtureJOHNSON ROBERT L·Filed 1979·Granted Nov 6, 1984·12 cites·4 claims
- 1153USD268688SGame board or similar articleJOHNSON ROBERT L·Filed 1981·Granted Apr 19, 1983·5 cites·1 claims
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