P

Inventor

RICHTER ROBERT J

US5 patents
⚠️ This page may combine multiple inventors who share the name “RICHTER ROBERT J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CAIRNS & BROTHER INC

3 patents
US6016160AJan 18, 2000

Combination head-protective helmet and thermal imaging apparatus

CAIRNS & BROTHER INC130 citations96
US5404577AApr 4, 1995

Combination head-protective helmet & communications system

CAIRNS & BROTHER INC260 citations96
US6023288AFeb 8, 2000

Combination head-protective helmet and thermal imaging apparatus

CAIRNS & BROTHER INC31 citations90

DIVERSIFIED OPTICAL PRODUCTS I

1 patent
US6606114B1Aug 12, 2003

Combination head-protective helmet and thermal imaging apparatus

DIVERSIFIED OPTICAL PRODUCTS I76 citations92

US ARMY

1 patent
US6544347B2Apr 8, 2003

Methods for using a ring-vortex

US ARMY12 citations68