Inventor

NAGASHIMA KUNIO

JP7 patents

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

NEC INFRONTIA CORP

3 patents

US6434224B1Aug 13, 2002

Communication system capable of displaying addresser information and method for displaying addresser-related information

NEC INFRONTIA CORP18 citations79

US7720210B2May 18, 2010

CTI system

NEC INFRONTIA CORP0 citations39

US7711827B2May 4, 2010

Communication system, communication server and communication method

NEC INFRONTIA CORP0 citations39

NIPPON ELECTRIC CO

2 patents

US4057691ANov 8, 1977

Switching network with crosstalk elimination capability

NIPPON ELECTRIC CO14 citations72

US4490580ADec 25, 1984

Subscriber line circuit comprising a controllable DC/DC converter as a battery feed circuit

NIPPON ELECTRIC CO7 citations71

NEC CORP

2 patents

US4748630AMay 31, 1988

Optical memory device comprising a semiconductor laser having bistability and two injection current sources for individually controlling the bistability

NEC CORP15 citations71

US4608682AAug 26, 1986

Optical time-division switching system employing optical bistable devices

NEC CORP18 citations71