RP

Roger A. Perkins

GE: 1 patents #19,878 of 36,430Top 55%
📍 Weed, CA: #2 of 9 inventorsTop 25%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,127,474 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7806280 Portable clothes hanging rod Marvin E. Perkins 2010-10-05
5783315 Ti-Cr-Al protective coatings for alloys Jon Conrad Schaeffer, Russell L. McCarron, Gerald H. Meier, Joseph F. Cullinan 1998-07-21