EY

Edward J. Yarmchuk

IBM: 5 patents #253 of 5,400Top 5%
📍 Armonk, NY: #1 of 18 inventorsTop 6%
🗺 New York: #354 of 9,277 inventorsTop 4%
Overall (2002): #9,899 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6476989 Radial self-propagation pattern generation for disk file servowriting Timothy J. Chainer, Mark D. Schultz, Bucknell C. Webb 2002-11-05
6469859 Method and system for accurate self-servowriting with normalization in a disk drive Timothy J. Chainer, Mark D. Schultz, Bucknell C. Webb 2002-10-22
6430001 Integrated data storage disk and disk drive Timothy J. Chainer, Dean A. Herman, Jr., Sol Krongelb, Lubomyr T. Romankiw 2002-08-06
6411453 Methods, apparatus and program products for determining off-track time shaft estimates to be used in writing timing patterns on a storage medium Timothy J. Chainer, Mark D. Schultz 2002-06-25
6344942 Method and apparatus for absolute track spacing determination for self-servowriting 2002-02-05