Adrian L. S. Briggs

HL Helmets Limited: 1 patents #2 of 6Top 35%

📍 Stevenage, GB: #301 of 520 inventorsTop 60%

Overall (All Time): #3,800,652 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5324460	Method of making a helmet liner	—	1994-06-28