Inventor

IWAHASHI KOJI

JP10 patents

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

NEC CORP

4 patents

US4742565AMay 3, 1988

Radio receiver with field intensity detector

NEC CORP24 citations80

US4983904AJan 8, 1991

Battery charger for vehicle-mounted equipment using engine operation as start timing determination

NEC CORP9 citations72

US5603105AFeb 11, 1997

Baseband signal processing circuit for a radio communication apparatus

NEC CORP3 citations61

US5201070AApr 6, 1993

Radio communication apparatus comprising a single level controller

NEC CORP4 citations61

YASKAWA ELECTRIC CORP

2 patents

US10135379B2Nov 20, 2018

State display device of industrial machinery and power conversion device

YASKAWA ELECTRIC CORP4 citations68

US9660545B2May 23, 2017

Matrix converter

YASKAWA ELECTRIC CORP0 citations38

CALSONIC CORP

1 patent

US5033293AJul 23, 1991

Alcohol concentration detecting device

CALSONIC CORP38 citations86

MITSUBISHI HEAVY IND LTD

1 patent

US4052172AOct 4, 1977

Process for gasifying coal or other carbon containing material

MITSUBISHI HEAVY IND LTD29 citations80

NIPPON ELECTRIC CO

1 patent

US4484358ANov 20, 1984

Receiver having switched capacitor filter

NIPPON ELECTRIC CO5 citations61

IWAHASHI KOJI

1 patent

US8918668B2Dec 23, 2014

Interface circuit, inverter device, inverter system, and transmitting and receiving method

IWAHASHI KOJI1 citations40