Inventor

OYAMA JUN

JP24 patents

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

OYAMA JUN

FUJI ELECTRIC CO LTD

Circuit breaker with arc quenching device and vent

Overload tripping device for circuit breaker

Circuit breaker arc quenching device with venting structure including flapper valve

Circuit breaker

Circuit breaker

Repulsion type circuit breaker control device

Circuit breaker

Contact shoe device for circuit breaker

Circuit breaker overcurrent tripping device

Circuit breaker with metal melt isolation device

Repulsion type circuit breaker control device

KIKUSUI SEISAKUSHO LTD

Molded product production system

Glove fitting device

Molded product production system

Powdery material mixing and feeding device and compression-molding machine including the same

Powdery material mixing degree measurement device, powdery material mixing and feeding system, and compression-molding machine including the same

FUJITSU LTD

High-frequency circuit apparatus

Code-division-multiple-access mobile communication system accommodating increased number of mobile stations

Code-division-multiple-access mobile communication system accomodating increased number of mobile stations

YASKAWA DENKI SEISAKUSHO KK

Control device for synchronous motor

Motor magnetic pole position estimation device and control device

GS YUASA INT LTD

Method for manufacturing energy storage device, and energy storage device

Energy storage device

OYAMA JUN

Powder compression molding machine