Inventor

SPRAKER RONALD L

US4 patents

⚠️ This page may combine multiple inventors who share the name “SPRAKER RONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ASTIC SIGNALS DEFENSES LLC

2 patents

US6859310B2Feb 22, 2005

System and method for filtering electromagnetic and visual transmissions and for minimizing acoustic transmissions

ASTIC SIGNALS DEFENSES LLC24 citations89

US7295368B2Nov 13, 2007

System and methods for filtering electromagnetic visual, and minimizing acoustic transmissions

ASTIC SIGNALS DEFENSES LLC11 citations80

CPFILMS INC

2 patents

US7177075B2Feb 13, 2007

System and methods for filtering electromagnetic visual, and minimizing acoustic transmissions

CPFILMS INC15 citations81

US6891667B2May 10, 2005

System and method for filtering electromagnetic and visual transmissions and for minimizing acoustic transmissions

CPFILMS INC13 citations81