HC

Humberto Felipe Casal

IBM: 8 patents #13,150 of 70,183Top 20%
🗺 Texas: #18,864 of 125,132 inventorsTop 20%
Overall (All Time): #665,988 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6311295 System and method for testing a clock signal Hehching Harry Li, David M. Wu 2001-10-30
5974259 Data processing system and method of operation having input/output drivers with reduced power consumption and noise levels Kurt A. Feiste, T. W. Griffith, Jr., Larry Edward Thatcher 1999-10-26
5917356 Three state phase detector Hehching Harry Li, Trong D. Nguyen 1999-06-29
5903747 Microprocessor clocking control system 1999-05-11
5822596 Controlling power up using clock gating Hehching Harry Li, Trong D. Nguyen, Nandor G. Thoma 1998-10-13
5619158 Hierarchical clocking system using adaptive feedback Joel Roger Davidson, Hehching Harry Li, Yuan-Chang Lo, Trong D. Nguyen, Campbell H. Snyder +1 more 1997-04-08
5581699 System and method for testing a clock signal Hehching Harry Li, David M. Wu 1996-12-03
5524035 Symmetric clock system for a data processing system including dynamically switchable frequency divider Rafey Mahmud, Trong D. Nguyen, Mark L. Shulman, Nandor G. Thoma 1996-06-04