Vincent Chang

📍 Rancho Cordova, CA: #1 of 38 inventorsTop 3%

🗺 California: #634 of 28,521 inventorsTop 3%

Overall (2003): #4,921 of 273,478Top 2%

Patents 2003

Issued Patents 2003

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date
6637182	Detachable ring	—	2003-10-28
6637992	Retractable snap ring structure	—	2003-10-28
6631539	Hook device	—	2003-10-14
6618912	Positioning device of freight rope fixture	—	2003-09-16
6519818	Hook device	—	2003-02-18
D468997	Hanger hook	—	2003-01-21