JS

John Schofield

U.S. Philips: 12 patents #185 of 8,851Top 3%
Overall (All Time): #429,877 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4960329 Chirp pulse echo ranging apparatus 1990-10-02
4663554 Surface acoustic wave device 1987-05-05
4659955 Surface-propagating acoustic wave device 1987-04-21
4591815 Surface-propagating acoustic wave device 1986-05-27
4575698 Surface acoustic wave device 1986-03-11
4567453 Acoustic surface wave device 1986-01-28
4513262 Acoustic surface wave device Robert F. Milsom 1985-04-23
4511867 Acoustic surface wave device including a reflective multistrip coupler 1985-04-16
4504759 SAW Device with special length-weighted interdigital electrode array 1985-03-12
4486724 Acoustic surface wave device 1984-12-04
4427956 Acoustic wave bandpass electrical filters Robert J. Murray 1984-01-24
4370633 Acoustic wave bandpass electrical filters 1983-01-25