RB

Robin A. Benedek

JL Johnson Matthey Public Limited: 1 patents #446 of 922Top 50%
Overall (All Time): #2,334,929 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4721942 Calibration warning apparatus Ralph G. Hollister 1988-01-26
4660993 Calibration warning device — 1987-04-28