Company Filing History:
6 out of 235 
5 out of 40,780 
2 out of 7,085 
Years Active: 2005-2019
Title: Chia-Jen Kao: Innovator in Semiconductor Testing Technologies
Introduction
Chia-Jen Kao is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of semiconductor testing, holding a total of 8 patents. His innovative designs have advanced the efficiency and reliability of testing devices used in the semiconductor industry.
Latest Patents
One of his latest inventions is a testing device that includes a circuit board, a carrier, a probe pin, a main body, a shaft, a pressing portion, and a resilient spiral spring. The carrier is designed to hold a device under test (DUT), while the probe pin is electrically connected to both the circuit board and the DUT. The shaft is movably connected to the main body using a screwing rotation method, and the pressing portion is attached to one end of the shaft. The resilient spiral spring is retractably coiled on the shaft, with one end extending in a transverse direction that intersects the axial direction of the shaft.
Another notable patent is a wafer shipping device that consists of a box body with a first slot, a cover body with a second slot, and a sensing circuit module featuring a first sensor, a second sensor, an indication circuit, and a warning device. The first and second slots work together to hold a semiconductor wafer. The sensors are strategically placed within the box body to independently detect whether the semiconductor wafer is inserted into the respective slots. The indication circuit is connected to the sensors and the warning device, issuing indication signals based on the sensing results.
Career Highlights
Chia-Jen Kao has worked with notable companies in the semiconductor industry, including Global Unichip Corporation and Taiwan Semiconductor Manufacturing Company. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in semiconductor testing.
Collaborations
Throughout his career, Chia-Jen has collaborated with talented individuals such as Chien-Wen Chen and Ting-Kuo Kang. These partnerships have fostered innovation and have led to the development of advanced testing solutions.
Conclusion
Chia-Jen Kao is a distinguished inventor whose work in semiconductor testing devices has made a significant impact on the industry. His innovative patents and collaborations highlight his commitment to advancing technology in this critical field.