JD

John J. DeFazio

IBM: 3 patents #26,272 of 70,183Top 40%
Overall (All Time): #1,669,573 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4800564 High performance clock system error detection and fault isolation Timothy G. McNamara 1989-01-24
4564943 System path stressing John C. Collins 1986-01-14
4542509 Fault testing a clock distribution network Gregory S. Buchanan 1985-09-17