Barnabas C. Chen

WT World Trend: 1 patents #1 of 1Top 100%

📍 Walnut, CA: #16 of 51 inventorsTop 35%

🗺 California: #8,996 of 28,521 inventorsTop 35%

Overall (2003): #259,170 of 273,478Top 95%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D474808	Rocket ball point pen	—	2003-05-20