Inventor

YAMAGUCHI SHIZUKA

JP20 patents

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

YAMAGUCHI SHIZUKA

FURUKAWA ELECTRIC CO LTD

Optical fiber array and a method of producing the same

Tip processing method for jacketed optical fibers

Tip processing apparatus for jacketed optical fibers

Automatic optical measuring apparatus for optical fibers

Method for detecting the molding defectiveness of a press-molded workpiece and a terminal press-bonding apparatus utilizing the same

Optical fiber switch system

Optical component welding apparatus

Method and apparatus for switching optical connector

Cable core self-aligning apparatus

Electric wire end treatment device and electric wire end treatment method

HITACHI LTD

Fuel pump, in-cylinder direct injection type internal combustion engine using the same and surface treatment method

Fuel pump and direct fuel injection engine

Electronic fuel injection valve

Machine on ground provided with heat resistant wall used for isolating from environment and heat resistant wall used therefor

Method for coating by glow discharge

Fuel pump for inter-cylinder direct fuel injection apparatus

Heat and oxidation resistive high strength material and its production method

HITACI MAXELL LTD

Stamper for producing recording medium

TORIMOTO YUKIHIRO

Ultrasonic welding method for conductors

SATO NAOKI

Electric wire end treatment device and electric wire end treatment method technical field