John Valun

CDControl Data: 1 patents #56 of 192Top 30%

Beverly, MA: #308 of 490 inventorsTop 65%

Massachusetts: #56,664 of 88,656 inventorsTop 65%

Overall (All Time): #3,973,252 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4661741	Miniature electron gun with focusing grid structure	Kenneth J. Harte	1987-04-28