Inventor · disambiguated record
William H. Roylance
Also filed as: ROYLANCE WILLIAM H
7 granted patents·1 pending application·472 citations·filing 1982–2000
90Inventor score
Top patents by PatentIndex Score
8 records- 0191US6198474B1Computer keyboard having full-sized keys suitable for touch typing and thumb operable space key also acting as a shift keyFiled 1998·Granted Mar 6, 2001·108 cites·23 claims
- 0289US5141343ACompressible/expandable keyboard with adjustable key spacingROYLANCE WILLIAM H·Filed 1991·Granted Aug 25, 1992·83 cites·17 claims
- 0377US5982612AApparatus for automatically deploying a computer keyboard into an operative position from a storage positionMALLINCKRODT & MALLINCKRODT·Filed 1997·Granted Nov 9, 1999·93 cites·12 claims
- 0473US5574447AMethod and apparatus for modifying characters entered on a computer keyboardMALLINCKRODT & MALLINCKRODT·Filed 1995·Granted Nov 12, 1996·39 cites·23 claims
- 0572US5044798ACompressible/expandable keyboard with adjustable key spacingROYLANCE WILLIAM H·Filed 1990·Granted Sep 3, 1991·69 cites·23 claims
- 0670US5687058AMethod and apparatus for reducing at least one dimension of a computer keyboard for transportation and storageMALLINCKRODT & MALLINCKRODT·Filed 1995·Granted Nov 11, 1997·66 cites·13 claims
- 0765US4482845AProcess for preventing inadvertent actuation of controlsROYLANCE WILLIAM H·Filed 1982·Granted Nov 13, 1984·14 cites·12 claims
- 0831US2001013859A1Palm top computer keyboard having full-sized keys suitable for touch-typingFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →