Inventor
SAKAMOTO KATSUJI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO KATSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
7 patentsUS4379615AApr 12, 1983
Device for transmitting energy through electric wire or optical cable wound on drum
SUMITOMO ELECTRIC INDUSTRIES54 citations93
US4549391AOct 29, 1985
Wire-like structure twisting machine
SUMITOMO ELECTRIC INDUSTRIES28 citations91
US4894078AJan 16, 1990
Method and apparatus for producing optical fiber
SUMITOMO ELECTRIC INDUSTRIES21 citations81
US4676635AJun 30, 1987
Optical fiber characteristic measuring method and apparatus
SUMITOMO ELECTRIC INDUSTRIES9 citations73
US4450676AMay 29, 1984
Apparatus for stranding optical fiber cores while slackening them
SUMITOMO ELECTRIC INDUSTRIES10 citations73
US4628675ADec 16, 1986
Tape winding apparatus
SUMITOMO ELECTRIC INDUSTRIES16 citations72
US4641794AFeb 10, 1987
Wire accumulator
SUMITOMO ELECTRIC INDUSTRIES4 citations62