RC

Robert L. Chapman

BI Beckman Instruments: 1 patents #201 of 431Top 50%
📍 La Habra, CA: #79 of 310 inventorsTop 30%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,626,264 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6021380 Automatic semiconductor wafer sorter/prober with extended optical inspection T. Roland Fredriksen 2000-02-01
4659462 Apparatus for pretreatment of water using a bed of granular activated carbon 1987-04-21
4231256 Thermoelectric gas dryer John N. Harman, III 1980-11-04