Inventor

KARASAWA HIDEO

JP24 patents

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

KARASAWA HIDEO

HITACHI CONSTRUCTION MACHINERY

Working machine, trouble diagnosis system of working machine, and maintenance system of working machine

Working machine, failure diagnosis system for work machine and maintenance system for work machines

Hydraulic working machine

Construction machine management apparatus and construction machines management system

Control system for hydraulic construction machine

Construction machine management apparatus and construction machines management system

Engine control system for construction machine

Security system of construction machinery

Hydraulic drive apparatus

Hydraulic drive device

SEIKO EPSON CORP

Phase locked loop clock source provided with a plurality of frequency adjustments

PLL oscillator package and production method thereof

Oscillator and oscillation frequency setting method for the oscillator

Flexible clock and reset signal generation and distribution system having localized programmable frequency synthesizers

Light-emitting device

Microwave generator using a diamond SAW oscillator

TOKYO ELECTRIC CO LTD

Sales data processing system

ECR in which article data stored in a memory is altered according to sales data

ABE TOSHIHIRO

Hydraulic working machine

ARIGA NOBUEI

Pump torque control system for hydraulic construction machine

KOWATARI YOICHI

Engine lag down suppressing device of construction machinery

HITACHI CONSTRUCTION MACH CO

Construction machine

NARAZAKI AKIHIRO

Control unit for construction machine

KARASAWA HIDEO

Hydraulic work machine