PK

Pai-Hsiang Kao

NS National Semiconductor: 7 patents #267 of 2,238Top 15%
📍 Saratoga, CA: #1,034 of 2,933 inventorsTop 40%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #756,833 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
RE38789 Semiconductor wafer having a bottom surface protective coating William Jeffrey Schaefer, Nikhil Vishwanath Kelkar 2005-09-06
6327158 Metal pads for electrical probe testing on wafer with bump interconnects Nikhil Vishwanath Kelkar 2001-12-04
6249044 Opaque metallization to cover flip chip die surface for light sensitive semiconductor devices Nikhil Vishwanath Kelkar 2001-06-19
6175162 Semiconductor wafer having a bottom surface protective coating William Jeffrey Schaefer, Nikhil Vishwanath Kelkar 2001-01-16
6075290 Surface mount die: wafer level chip-scale package and process for making the same William Jeffrey Schaefer, Nikhil Vishwanath Kelkar 2000-06-13
6023094 Semiconductor wafer having a bottom surface protective coating William Jeffrey Schaefer, Nikhil Vishwanath Kelkar 2000-02-08
5923995 Methods and apparatuses for singulation of microelectromechanical systems Ranjan J. Mathew, Cornelio De Vera 1999-07-13