Inventor
HARRIS III JOHN F
US5 patents
⚠️ This page may combine multiple inventors who share the name “HARRIS III JOHN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTERN PUBLISHING CO
4 patentsUS5111316AMay 5, 1992
Liquid crystal writing state
WESTERN PUBLISHING CO23 citations89
US5136404AAug 4, 1992
Liquid crystal writing slate with improved light-transmission retention
WESTERN PUBLISHING CO19 citations71
US5115330AMay 19, 1992
Liquid crystal writing slate
WESTERN PUBLISHING CO15 citations71
US5117297AMay 26, 1992
Liquid crystal writing slate with DC imaging system
WESTERN PUBLISHING CO6 citations60