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Ralph S. Grant

BEBeloit: 2 patents #51 of 198Top 30%

Beaverton, OR: #1,624 of 3,140 inventorsTop 55%

Oregon: #12,654 of 28,073 inventorsTop 50%

Overall (All Time): #2,316,466 of 4,157,543Top 60%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5015333	Multi-stage pulp washing within a batch digester	—	1991-05-14
4849052	Batch digester multi-stage pulping process	—	1989-07-18