Geoffrey M. Simpson

📍 Hucknall, GB: #3 of 13 inventorsTop 25%

Overall (All Time): #1,299,323 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4991511	Non-disruptive detonating cord	—	1991-02-12
4791870	Pyrotechnic assembly	—	1988-12-20
4728375	Pyrotechnic composition for producing radiation-blocking screen	—	1988-03-01
4617866	Pyrotechnic or explosive device	—	1986-10-21