Inventor
RATCLIFFE WILLIAM R
US12 patents
⚠️ This page may combine multiple inventors who share the name “RATCLIFFE WILLIAM R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MARPOLE INTERNATIONAL INC
4 patentsUS5188447AFeb 23, 1993
Illuminating system
MARPOLE INTERNATIONAL INC133 citations97
US5785407AJul 28, 1998
Illuminable container
MARPOLE INTERNATIONAL INC126 citations94
US5495136AFeb 27, 1996
Illuminating system
MARPOLE INTERNATIONAL INC59 citations94
US6250775B1Jun 26, 2001
Light-emitting diode display systems and methods with enhanced light intensity
MARPOLE INTERNATIONAL INC5 citations61