Individual holder
ROYLANCE WILLIAM H
US·3 granted patents·166 citations·filing 1982–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0189US5141343ACompressible/expandable keyboard with adjustable key spacingROYLANCE WILLIAM H·Filed 1991·Granted Aug 25, 1992·83 cites·17 claims
- 0272US5044798ACompressible/expandable keyboard with adjustable key spacingROYLANCE WILLIAM H·Filed 1990·Granted Sep 3, 1991·69 cites·23 claims
- 0365US4482845AProcess for preventing inadvertent actuation of controlsROYLANCE WILLIAM H·Filed 1982·Granted Nov 13, 1984·14 cites·12 claims
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