Inventor
MAITLAND DAVID S
US5 patents
Patents
5 patentsUS5581197ADec 3, 1996
Method of programming a desired source resistance for a driver stage
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US5646809AJul 8, 1997
High voltage tolerant CMOS input/output pad circuits
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US3971925AJul 27, 1976
Adaptable programmed calculator having provision for plug-in keyboard and memory modules
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US4181966AJan 1, 1980
Adaptable programmed calculator including a percent keyboard operator
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US4156921AMay 29, 1979
Adaptable programmed calculator including automatic decimal point positioning
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