This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2026.
Company Filing History:
Years Active: 2026
Title: Chiao-Chun Chang: Innovator in Waveguide and Photonic Package Technologies
Introduction
Chiao-Chun Chang is an inventor based in Hsinchu County, Taiwan. He has made significant contributions to the fields of waveguide technology and semiconductor packaging. Although he currently holds no granted patents, his innovative ideas are reflected in his latest patent applications.
Latest Patent Applications
Chiao-Chun Chang's recent patent applications include "WAVEGUIDES AND METHODS OF FORMING THE SAME." This application describes a method that involves depositing a waveguide cladding layer over a substrate, reshaping the cladding layer to form a bevel profile, and forming a recess in the cladding layer. The process continues with the deposition of a waveguide core layer in the recess and planarizing both layers to create a functional waveguide core.
Another notable application is "PHOTONIC PACKAGE AND METHOD FOR FORMING THE SAME." This method outlines the formation of a semiconductor package, which includes creating a micro lens recessed from the substrate's top surface. The process involves filling a concave area with dielectric materials and bonding a semiconductor wafer to the substrate.
Conclusion
Chiao-Chun Chang's work in waveguide and photonic package technologies showcases his innovative spirit and potential impact on the industry. His latest patent applications reflect a commitment to advancing these fields, even in the absence of granted patents.