Inventor

WILLIAMS FREDERICK A

4 patents

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

(unassigned)

1 patent

US6178677B1Jan 30, 2001

Vehicle-mounted, rear-directed message display apparatus

48 citations87

RAYTHEON CO

1 patent

US5486867AJan 23, 1996

High resolution digital phase detector

RAYTHEON CO40 citations86

AMAF IND INC

1 patent

US4839906AJun 13, 1989

Processor based linked compressor-expander telecommunications system

AMAF IND INC16 citations68

WILLIAMS FREDERICK A

1 patent

USD407012SMar 23, 1999

Wall picture leveling tack

WILLIAMS FREDERICK A8 citations65