This inventor holds 6 USPTO granted patents. Top assignees: Krh Thermal Systems, Raffel Product Development Co., Inc., Other. Active years: 1993-2002.
Location History:
- Livonia, MI (US) (1993 - 1997)
- Tustin, CA (US) (1996 - 1998)
- Port Washington, WI (US) (2002)
Company Filing History:
3 out of 7 
1 out of 5 
2 out of 834,453 Years Active: 1993-2002
Title: Top Inventor in Tustin, California
Introduction: David B. Chang is a prominent inventor based in Tustin, California. He is recognized for his significant contributions to various fields through his innovative patents.
Latest Patents: David B. Chang has recently been awarded several patents that showcase his inventive prowess and creativity.
Career Highlights: Throughout his career, David has achieved numerous milestones that highlight his expertise and dedication to innovation.
Collaborations: David has collaborated with various organizations and individuals, further enhancing his impact in the field of invention.
Conclusion: David B. Chang continues to be a leading figure in the world of innovation, inspiring others with his work and dedication.