Inventor
NAKAO HISAJI
6 patents
⚠️ This page may combine multiple inventors who share the name “NAKAO HISAJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYODA MACHINE WORKS LTD
5 patentsUS4019175AApr 19, 1977
Program changeable sequence controller
TOYODA MACHINE WORKS LTD20 citations78
US4408933AOct 11, 1983
Contact detecting apparatus
TOYODA MACHINE WORKS LTD9 citations73
US3996565ADec 7, 1976
Programmable sequence controller
TOYODA MACHINE WORKS LTD16 citations72
US4385367AMay 24, 1983
Sequence block display system
TOYODA MACHINE WORKS LTD7 citations71
US4025902AMay 24, 1977
General purpose sequence controller
TOYODA MACHINE WORKS LTD18 citations68