Inventor

TANAKA CHIHAYA

4 patents

⚠️ This page may combine multiple inventors who share the name “TANAKA CHIHAYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

2 patents

US4755022AJul 5, 1988

Zero dispersion single mode optical fiber with center core and side core in the 1.5 μm wavelength region

NIPPON TELEGRAPH & TELEPHONE76 citations92

US4475935AOct 9, 1984

Joining method to obtain elongated coated optical fiber

NIPPON TELEGRAPH & TELEPHONE60 citations92

SUMITOMO ELECTRIC INDUSTRIES

1 patent

US4655545AApr 7, 1987

Glass fiber for optical transmission

SUMITOMO ELECTRIC INDUSTRIES13 citations72

MITSUBISHI PAPER MILLS LTD

1 patent

US4330785AMay 18, 1982

Thermal recording method

MITSUBISHI PAPER MILLS LTD5 citations57