Inventor · disambiguated record
Willis A. Larson
Also filed as: LARSON WILLIS A · LARSON WILLIS AUGUST
28 granted patents·1,007 citations·filing 1974–1984
97Inventor score
Top patents by PatentIndex Score
28 records- 0199US4317013AMembrane switch with universal spacer meansOAK INDUSTRIES INC·Filed 1980·Granted Feb 23, 1982·146 cites·15 claims
- 0299US4017697AKeyboard membrane switch having threshold force structureGLOBE UNION INC·Filed 1975·Granted Apr 12, 1977·152 cites·17 claims
- 0398US4559426AMembrane switch and components having means for preventing creepOAK INDUSTRIES INC·Filed 1980·Granted Dec 17, 1985·117 cites·14 claims
- 0497US3995126AMembrane keyboard apparatusMAGIC DOT INC·Filed 1975·Granted Nov 30, 1976·74 cites·9 claims
- 0596US4418239AFlexible connector with interconnection between conductive tracesOAK INDUSTRIES INC·Filed 1981·Granted Nov 29, 1983·107 cites·10 claims
- 0696US3987259AMembrane switch apparatus having sequential bridging contact arrangementGLOBE UNION INC·Filed 1975·Granted Oct 19, 1976·58 cites·30 claims
- 0791US4403272AMembrane switch interconnect tail and printed circuit board connectionOAK INDUSTRIES INC·Filed 1980·Granted Sep 6, 1983·43 cites·6 claims
- 0891US4249044AMembrane switch with means for preventing contamination of the interior thereofOAK INDUSTRIES INC·Filed 1979·Granted Feb 3, 1981·32 cites·12 claims
- 0990US4433223APressure-sensitive adhesive and application thereofOAK INDUSTRIES INC·Filed 1981·Granted Feb 21, 1984·35 cites·5 claims
- 1090US3988551AMembrane keyboard apparatus having common apertured electrode, aperture inserted electrodes and conductive bubble contactorsMAGIC DOT INC·Filed 1975·Granted Oct 26, 1976·33 cites·9 claims
- 1186US4034176AMembrane switch apparatusMAGIC DOT INC·Filed 1975·Granted Jul 5, 1977·26 cites·6 claims
- 1281US4320573AMethod of manufacture for bendable membrane switchOAK INDUSTRIES INC·Filed 1980·Granted Mar 23, 1982·22 cites·7 claims
- 1376US4307275AMembrane switch construction and method for making sameOAK INDUSTRIES INC·Filed 1980·Granted Dec 22, 1981·21 cites·29 claims
- 1471US4251683AInterconnect tail for a membrane switchOAK INDUSTRIES INC·Filed 1979·Granted Feb 17, 1981·16 cites·11 claims
- 1571US3992634ATouch actuated electronic switch including protection from high potential electricityMAGIC DOT INC·Filed 1975·Granted Nov 16, 1976·13 cites·35 claims
- 1667US4314114ALaminated membrane switchOAK IND·Filed 1980·Granted Feb 2, 1982·13 cites·8 claims
- 1766US4633228AEntry error elimination for data systemsAMP INC·Filed 1984·Granted Dec 30, 1986·31 cites·4 claims
- 1864US4243852AMembrane switch with means for impeding silver migrationOAK INDUSTRIES INC·Filed 1979·Granted Jan 6, 1981·10 cites·11 claims
- 1959US4367380AKeyboard assembly and components thereforOAK INDUSTRIES INC·Filed 1980·Granted Jan 4, 1983·10 cites·19 claims
- 2048US4002923ATouch actuated electronic switchMAGIC DOT INC·Filed 1974·Granted Jan 11, 1977·8 cites·23 claims
- 2144US3981757AMethod of fabricating keyboard apparatusGLOBE UNION INC·Filed 1975·Granted Sep 21, 1976·7 cites·23 claims
- 2243US4237358AIsolation membrane switchOAK INDUSTRIES INC·Filed 1979·Granted Dec 2, 1980·5 cites·5 claims
- 2342US4385213ASwitch and component attachment to flexible printed circuitryOAK INDUSTRIES INC·Filed 1980·Granted May 24, 1983·7 cites·7 claims
- 2438US4394547ALaminated membrane switchOAK INDUSTRIES INC·Filed 1982·Granted Jul 19, 1983·3 cites·4 claims
- 2536US4420663AMaterial for electrical devices having a flexible memberOAK INDUSTRIES INC·Filed 1980·Granted Dec 13, 1983·6 cites·7 claims
- 2636US4417114AConnector for attaching an electrical component to a flat sheetOAK INDUSTRIES INC·Filed 1982·Granted Nov 22, 1983·4 cites·2 claims
- 2736US4320272AConnector for attaching an electrical component to a flat sheetOAK INDUSTRIES INC·Filed 1981·Granted Mar 16, 1982·4 cites·9 claims
- 2832US3947696ATouch actuated electronic switchMAGIC DOT INC·Filed 1974·Granted Mar 30, 1976·4 cites·82 claims
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