Inventor
FUKUSHIMA TAKEO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “FUKUSHIMA TAKEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
7 patentsUS4727541AFeb 23, 1988
Hierarchical data transmission system
FUJITSU LTD130 citations96
US5327275AJul 5, 1994
Switching system of optical transmission lines for protecting from trouble
FUJITSU LTD58 citations92
US5343464AAug 30, 1994
Switching system between working transmission lines and protection transmission line
FUJITSU LTD52 citations91
US4754456AJun 28, 1988
Multiplex system for replacing a faulty multiplexer output with an alternating pattern signal
FUJITSU LTD28 citations91
US5282193AJan 25, 1994
Maintenance signal transmission system
FUJITSU LTD13 citations73
US4885746ADec 5, 1989
Frequency converter
FUJITSU LTD18 citations69
US5109296AApr 28, 1992
Transmission line switching system
FUJITSU LTD13 citations67
MITSUBISHI HEAVY IND LTD
5 patentsUS4836774AJun 6, 1989
Method and apparatus for heating a strip of metallic material in a continuous annealing furnace
MITSUBISHI HEAVY IND LTD25 citations92
US4923396AMay 8, 1990
Method and apparatus for heating a strip of metallic material in a continuous annealing furnace
MITSUBISHI HEAVY IND LTD20 citations81
US4644667AFeb 24, 1987
Cooling apparatus for strip metal
MITSUBISHI HEAVY IND LTD14 citations71
US4638851AJan 27, 1987
Cooling apparatus for metal strip
MITSUBISHI HEAVY IND LTD8 citations71
US4738733AApr 19, 1988
Method for heat-treatment of a strip
MITSUBISHI HEAVY IND LTD3 citations61