NC

Norman Chang

AN Ansys: 23 patents #1 of 298Top 1%
HP HP: 11 patents #2,518 of 16,619Top 20%
AS Apache Design Solutions: 1 patents #2 of 9Top 25%
📍 Fremont, CA: #404 of 9,298 inventorsTop 5%
🗺 California: #13,801 of 386,348 inventorsTop 4%
Overall (All Time): #96,012 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
6925555 System and method for determining a plurality of clock delay values using an optimization algorithm Shen Lin, Osamu Nakagawa, Weize Xie 2005-08-02
6661281 Method for reducing current surge using multi-stage ramp shunting Osamu Nakagawa, Shen Lin, Weize Xie, Xuejue Huang 2003-12-09
6621305 Partial swing low power CMOS logic circuits Osamu Nakagawa, Shen Lin, Weize Xie, Kenynmyung Lee 2003-09-16
6566924 Parallel push algorithm detecting constraints to minimize clock skew Shen Lin, Keunmyung Lee, Osamu Nakagawa, Weize Xie 2003-05-20
6567960 System for improving circuit simulations by utilizing a simplified circuit model based on effective capacitance and inductance values Yu Cao, Osamu Nakagawa, Shen Lin, Weize Xie 2003-05-20
6434724 Method for extracting inductance parameters from a circuit design Shen Lin, O. Samual Nakagawa 2002-08-13
6412101 Simultaneous path optimization (SPO) system and method John D Wanek 2002-06-25
6018623 Method and system for determining statistically based worst-case on-chip interconnect delay and crosstalk Valery Kanevsky, O. Sam Nakagawa, Soo Young Oh 2000-01-25
5946482 Method and apparatus for using parameters to simulate an electronic circuit Lee A. Barford, Boris Troyanovsky 1999-08-31
5610833 Computer-aided design methods and apparatus for multilevel interconnect technologies Keh-Jeng Chang, Keunmyung Lee, Soo Young Oh 1997-03-11