Company Filing History:
1 out of 3 
1 out of 3 
1 out of 8 Years Active: 2005-2019
Title: Innovations of Wei Chih Pan in Lead-Free Solder Alloys
Introduction
Wei Chih Pan is a notable inventor based in Singapore, recognized for his contributions to the field of solder alloys. He holds 2 patents that focus on lead-free solder compositions, which are essential for environmentally friendly manufacturing processes.
Latest Patents
His latest patents include a lead-free eutectic solder alloy that comprises zinc as the main component and aluminum as an alloying metal. This solder alloy is characterized by a single melting point in the range of 320 to 390°C, measured by Differential Scanning Calorimetry (DSC) at a heating rate of 5°C per minute. Another significant patent describes a substantially lead-free solder with enhanced properties, which consists of 88.5% to 93.5% tin, 3.5% to 4.5% silver, 2.0% to 6.0% indium, and 0.3% to 1.0% copper. This solder is particularly useful in wave-soldering processes, serving as a direct replacement for conventional tin/lead solder.
Career Highlights
Wei Chih Pan has worked with several companies, including Quantum Chemical Technologies (Singapore) Pte. Ltd. and Singapore Asahi Chemical & Solder Industries Pte. His work has significantly impacted the development of lead-free solder technologies, promoting safer and more sustainable manufacturing practices.
Collaborations
Throughout his career, he has collaborated with professionals such as Kai Hwa Chew and Joseph Aaron Mesa Baquiran, contributing to advancements in solder technology.
Conclusion
Wei Chih Pan's innovations in lead-free solder alloys reflect his commitment to enhancing manufacturing processes while prioritizing environmental safety. His patents are a testament to his expertise and dedication to the field.