John Jiin Chung Yang

📍 Acton, MA: #7 of 124 inventorsTop 6%

🗺 Massachusetts: #430 of 6,881 inventorsTop 7%

Overall (2003): #27,705 of 273,478Top 15%

Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6669465	Safety lock for piezoelectric lighter	—	2003-12-30
6565353	Lighter with improved ignition system	—	2003-05-20
6540507	Piezoelectric lighter with safety lock	—	2003-04-01