Sunnyvale, CA, United States of America

Ray Ling Chang

USPTO Granted Patents = 37 


Average Co-Inventor Count = 3.3

ph-index = 8

Forward Citations = 488(Granted Patents)


Location History:

  • Cupertino, CA (US) (2009 - 2018)
  • San Jose, CA (US) (2010 - 2018)
  • Sunnyvale, CA (US) (2012 - 2019)
  • Saratoga, CA (US) (2019 - 2024)

Company Filing History:


Years Active: 2009-2025

where 'Filed Patents' based on already Granted Patents

37 patents (USPTO):

Title: The Innovative Journey of Ray Ling Chang

Introduction: Ray Ling Chang, a visionary inventor based in Sunnyvale, CA, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Ray Ling Chang's latest patents include a cutting-edge artificial intelligence algorithm for autonomous vehicles and a revolutionary wearable device for monitoring health metrics in real-time.

Career Highlights: With over two decades of experience in the tech industry, Ray Ling Chang has held key positions in leading tech companies, where he spearheaded research and development projects that have shaped the future of technology.

Collaborations: Throughout his career, Ray Ling Chang has collaborated with top researchers, engineers, and designers to bring his innovative ideas to life. His collaborative spirit has led to the creation of groundbreaking products that have garnered international acclaim.

Conclusion: Ray Ling Chang's relentless pursuit of innovation and his passion for pushing the boundaries of technology continue to inspire the next generation of inventors and entrepreneurs.

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