Location History:
- Daejeon-si, KR (2012)
- Daejeon, KR (2010 - 2022)
Company Filing History:
2 out of 179 
1 out of 203 
1 out of 363 
Years Active: 2010-2025
Title: **Innovative Contributions of Inventor Jae Won Chang**
Introduction
Jae Won Chang is a notable inventor based in Daejeon, South Korea. With a total of three patents to his name, Chang has made significant strides in the field of technology, particularly in antenna design and environmentally friendly materials. His work exemplifies the spirit of innovation and the pursuit of sustainable solutions in engineering.
Latest Patents
Chang's latest patents showcase his expertise and creativity. One of his significant inventions is the development of an all-metal wideband tapered slot phased array antenna. This antenna design features a ground plate and multiple antennas arranged in a manner that allows their radiators to align with each other, forming an inclined surface that decreases in width exponentially while maintaining a non-uniform thickness. This innovative approach enhances the performance of phased array antennas in various applications.
Another noteworthy patent involves lead-free solder bumps. This environmentally friendly solder consists of components including copper, palladium, aluminum, silicon, and tin, designed to meet specific composition standards. The high-temperature stability and reliability of this lead-free solder make it a valuable advancement for semiconductor devices, contributing to a cleaner and more sustainable technological future.
Career Highlights
Throughout his career, Jae Won Chang has been associated with prominent organizations, notably Korea Electric Power Corporation and MK Electron Co., Ltd. These experiences have afforded him the opportunity to collaborate on significant projects within the electronic and energy sectors, further shaping his innovative contributions to technology.
Collaborations
Jae Won Chang has had the pleasure of working alongside talented individuals such as Jung Seok Lee and Chan Ki Kim. These collaborations have undoubtedly enriched his professional journey, allowing for the exchange of ideas and expertise integral to the invention process.
Conclusion
In summary, Jae Won Chang stands out as a remarkable inventor whose work in antenna technology and environmentally sustainable materials reflects a commitment to innovation. His patents not only address current technological needs but also pave the way for future advancements. Chang's contributions continue to impact the industry significantly, emphasizing the importance of innovation in today's world.