Inventor · disambiguated record
Richard Granroth
Also filed as: GRANROTH RICHARD · GRANROTH RICHARD E
3 granted patents·196 citations·filing 1988–1998
76Inventor score
Files withPORTAGE HOLDING INC2
Top patents by PatentIndex Score
3 records- 0191US5987839AMulti-panel activity floor with fixed hinge connectionsFiled 1998·Granted Nov 23, 1999·144 cites·13 claims
- 0270US5121579APortable sectional flooring system with post supportPORTAGE HOLDING INC·Filed 1989·Granted Jun 16, 1992·39 cites·41 claims
- 0337US5020286APortable sectional flooring system with post supportPORTAGE HOLDING INC·Filed 1988·Granted Jun 4, 1991·13 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →