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Inventor
SCHULZ DANIEL R
US
9 patents
⚠️ This page may combine multiple inventors who share the name “SCHULZ DANIEL R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BARRETT JOHN P
3 patents
US4700884A
Oct 20, 1987
Dispensing system
BARRETT JOHN P
131 citations
95
US4870986A
Oct 3, 1989
Dispensing system
BARRETT JOHN P
66 citations
94
US4753265A
Jun 28, 1988
Dispensing system
BARRETT JOHN P
60 citations
93
BARRETT SR JOHN P
3 patents
US4409694A
Oct 18, 1983
Electronic control device for liquids
BARRETT SR JOHN P
112 citations
95
US4635844A
Jan 13, 1987
Electronic control device for liquids
BARRETT SR JOHN P
28 citations
90
US4908886A
Mar 20, 1990
Dispensing system
BARRETT SR JOHN P
14 citations
71
SCHULZ DANIEL R
2 patents
US4288990A
Sep 15, 1981
Controller for an air conditioning or heating system
SCHULZ DANIEL R
46 citations
90
US4433809A
Feb 28, 1984
Controller for air conditioning or heating system
SCHULZ DANIEL R
26 citations
80
NAT BUSINESS SYST
1 patent
US4860219A
Aug 22, 1989
High speed printer
NAT BUSINESS SYST
12 citations
66