WL

Willis A. Larson

OT Oak Technology: 19 patents #1 of 64Top 2%
AM Amp: 1 patents #694 of 1,260Top 60%
Overall (All Time): #226,774 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4633228 Entry error elimination for data systems 1986-12-30
4559426 Membrane switch and components having means for preventing creep Anthony J. Van Zeeland, David Christensen 1985-12-17
4433223 Pressure-sensitive adhesive and application thereof Anthony J. Van Zeeland 1984-02-21
4420663 Material for electrical devices having a flexible member Edwina K. Dulen 1983-12-13
4418239 Flexible connector with interconnection between conductive traces Anthony J. Van Zeeland 1983-11-29
4417114 Connector for attaching an electrical component to a flat sheet 1983-11-22
4403272 Membrane switch interconnect tail and printed circuit board connection David Christensen, Anthony J. VanZeeland 1983-09-06
RE31332 Membrane switch with means for preventing contamination of the interior thereof 1983-08-02
4394547 Laminated membrane switch 1983-07-19
4385213 Switch and component attachment to flexible printed circuitry 1983-05-24
4367380 Keyboard assembly and components therefor Herbert C. Naylor 1983-01-04
4320573 Method of manufacture for bendable membrane switch 1982-03-23
4320272 Connector for attaching an electrical component to a flat sheet 1982-03-16
4317013 Membrane switch with universal spacer means 1982-02-23
4314114 Laminated membrane switch 1982-02-02
4307275 Membrane switch construction and method for making same Philip Bierhuizen, Anthony J. Van Zeeland 1981-12-22
4251683 Interconnect tail for a membrane switch Ray L. Oughton, Jr. 1981-02-17
4249044 Membrane switch with means for preventing contamination of the interior thereof 1981-02-03
4243852 Membrane switch with means for impeding silver migration 1981-01-06
4237358 Isolation membrane switch Steven D. Vannice, Joseph Jesson 1980-12-02