JC

John Contreras

IBM: 3 patents #556 of 5,400Top 15%
📍 Palo Alto, CA: #104 of 925 inventorsTop 15%
🗺 California: #2,144 of 26,763 inventorsTop 9%
Overall (2002): #27,421 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6420910 Quasi-current sensing input impedance controlled preamplifier for magnetoresistive elements Paul W. Chung, Stephen A. Jove, Klaas B. Klaassen, Jacobus C. L. van Peppen 2002-07-16
6356113 Recording channel with voltage-type write driver for use with transmission-line interconnect David A. Freitas, Klaassen Berend Klaassen 2002-03-12
6340882 Accurate current source with an adjustable temperature dependence circuit Paul W. Chung 2002-01-22