Inventor

ISHIKAWA TAKAYOSHI

JP20 patents

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

ISHIKAWA TAKAYOSHI

MITSUBISHI ELECTRIC CORP

Safety shutter device for drawout type switch gear

Drawout type switch gear

Drawout type switchgear including lock member to allow circuit breaker to be positioned in three locked positions

Drawer-type circuit breaker

Air circuit breaker

Drawer-type circuit breaker

Air circuit breaker

Air circuit breaker

Arc-suppressing apparatus for circuit breaker

Air circuit breaker

Terminal connecting device for pulling-type breaker

Suspension apparatus

Terminal assembly for circuit interrupter

Terminal assembly for circuit interrupter

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Trap circuit with two variable inductors

Method of manufacturing a filter by forming strip lines on a substrate and dividing the substrate

Stripline resonator filter including cooperative conducting cap and film

Band-pass filter having multilayered coil structures

NIPPON ALEPH

Multiple-stylus electrode for discharge printing

FUJII KAZUHITO

Plastic optical fiber continuous optical amplifier and excitation tube