Katsumi Emura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical transmission system and optical network terminals used therein
- Patent number 5,751,455
- Issue date May 12, 1998
- NEC Corporation
- Makoto Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical network comprising node groups and an analog repeater node...
- Patent number 5,615,036
- Issue date Mar 25, 1997
- NEC Corporation
- Katsumi Emura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microcellular mobile communication system
- Patent number 5,424,864
- Issue date Jun 13, 1995
- NEC Corporation
- Katsumi Emura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication system
- Patent number 5,400,391
- Issue date Mar 21, 1995
- NEC Corporation
- Katsumi Emura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical local area network system and node apparatus used in the same
- Patent number 5,327,276
- Issue date Jul 5, 1994
- NEC Corporation
- Naoki Shimosaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and electrode arrangement for inducing flat frequency modula...
- Patent number 5,325,382
- Issue date Jun 28, 1994
- NEC Corporation
- Katsumi Emura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coherent optical communication system with FSK heterodyne or homody...
- Patent number 4,759,080
- Issue date Jul 19, 1988
- NEC Corporation
- Katsumi Emura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical heterodyne detection pulse receiving system and method
- Patent number 4,706,300
- Issue date Nov 10, 1987
- NEC Corporation
- Kouichi Minemura
- G01 - MEASURING TESTING

Katsumi Emura

Person

Patents Grantslast 30 patents

Optical transmission system and optical network terminals used therein

Optical network comprising node groups and an analog repeater node...

Microcellular mobile communication system

Mobile communication system

Optical local area network system and node apparatus used in the same

Method and electrode arrangement for inducing flat frequency modula...

Coherent optical communication system with FSK heterodyne or homody...

Optical heterodyne detection pulse receiving system and method