Inventor · disambiguated record
Norman R. Johnson
Also filed as: JOHNSON NORMAN R
2 granted patents·56 citations·filing 1989–1998
64Inventor score
Files withMERRICK IND INC2
Top patents by PatentIndex Score
2 records- 0180US5103401ASystem for precisely controlling discharge rates of loss-in-weight feeder systemsMERRICK IND INC·Filed 1989·Granted Apr 7, 1992·45 cites·10 claims
- 0240US6113105ARotary shaft bearing isolator seal for dry comminuted materialsMERRICK IND INC·Filed 1998·Granted Sep 5, 2000·11 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →