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Louis T. Schulte
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Loveland, CO, US
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last 30 patents
Information
Patent Grant
Programmable calculator
Patent number
4,455,618
Issue date
Jun 19, 1984
Hewlett-Packard Company
Jack M. Walden
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Adaptable programmed calculator including a percent keyboard operator
Patent number
4,181,966
Issue date
Jan 1, 1980
Hewlett-Packard Company
Freddie W. Wenninger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Programmable calculator having string variable editing capability
Patent number
4,180,854
Issue date
Dec 25, 1979
Hewlett-Packard Company
Jack M. Walden
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Adaptable programmed calculator including automatic decimal point p...
Patent number
4,156,921
Issue date
May 29, 1979
Hewlett-Packard Company
Freddie W. Wenninger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Adaptable programmed calculator having provision for plug-in keyboa...
Patent number
3,971,925
Issue date
Jul 27, 1976
Hewlett-Packard Company
Freddie W. Wenninger
G06 - COMPUTING CALCULATING COUNTING