RB

Roger P. Butterfield

BA Borg-Warner Automotive: 1 patents #4 of 37Top 15%
📍 Candor, NY: #1 of 1 inventorsTop 100%
🗺 New York: #747 of 7,004 inventorsTop 15%
Overall (1994): #21,677 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5367992 Variable camshaft timing system for improved operation during low hydraulic fluid pressure Franklin R. Smith, Curt A. Wykstra 1994-11-29
5361735 Belt driven variable camshaft timing system Stanley K. Dembosky, Franklin R. Smith 1994-11-08