EY

Edward J. Yarmchuk

IBM: 4 patents #118 of 3,557Top 4%
📍 Armonk, NY: #1 of 14 inventorsTop 8%
🗺 New York: #237 of 7,187 inventorsTop 4%
Overall (1997): #8,431 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5659436 Radial self propagation pattern generation for disk file servowriting Mark D. Schultz, Bucknell C. Webb, Timothy J. Chainer 1997-08-19
5648720 Apparatus and method for producing a magnetic image of a conductive pattern using eddy currents 1997-07-15
5615058 Method and system for writing a servo-pattern on a storage medium Timothy J. Chainer, Wayne J. Sohn 1997-03-25
5612833 Radial self-propagation pattern generation for disk file servowriting Mark D. Schultz, Bucknell C. Webb, Timothy J. Chainer 1997-03-18