Individual holder
JOHNSTON WALTER G
US·2 granted patents·56 citations·filing 1985–1992
Individually held — no corporate assignee on record.
Technology mixB43L2
Top patents by PatentIndex Score
2 records- 0167US4717109AAdjustable traveling mahl and magnetic support for mounting artist's canvasesJOHNSTON WALTER G·Filed 1985·Granted Jan 5, 1988·31 cites·16 claims
- 0258US5193772AArtist's hand and brush guide for adjustable traveling mahlJOHNSTON WALTER G·Filed 1992·Granted Mar 16, 1993·25 cites·17 claims
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