Shinjiro Umetsu

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Radio selective call receiver
- Patent number 5,832,366
- Issue date Nov 3, 1998
- NEC Corporation
- Shinjiro Umetsu
- G08 - SIGNALLING
Information Patent Grant
Paging receiver
- Patent number 5,485,146
- Issue date Jan 16, 1996
- NEC Corporation
- Shinjiro Umetsu
- G08 - SIGNALLING
Information Patent Grant
Device for mounting an electronic part
- Patent number 5,193,220
- Issue date Mar 9, 1993
- NEC Corporation
- Makoto Ichinohe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dual plate antenna
- Patent number 5,079,559
- Issue date Jan 7, 1992
- NEC Corporation
- Shinjiro Umetsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radio paging device having circuitry of rewriting a stored message...
- Patent number 4,956,641
- Issue date Sep 11, 1990
- NEC Corporation
- Masahiro Matai
- G08 - SIGNALLING
Information Patent Grant
Paging receiver with metallic display frame structure increasing an...
- Patent number 4,955,084
- Issue date Sep 4, 1990
- NEC Corporation
- Shinjiro Umetsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radio paging receiver having a message protection capability
- Patent number 4,768,031
- Issue date Aug 30, 1988
- NEC Corporation
- Toshihiro Mori
- G08 - SIGNALLING
Information Patent Grant
Pager
- Patent number 4,734,694
- Issue date Mar 29, 1988
- NEC Corporation
- Shinjiro Umetsu
- G08 - SIGNALLING
Information Patent Grant
Portable radio device for protecting a radio circuit from static el...
- Patent number 4,631,640
- Issue date Dec 23, 1986
- Nippon Electric Co. Ltd.
- Shinjiro Umetsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pager receiver comprising a memory storing a sequence of informatio...
- Patent number 4,599,615
- Issue date Jul 8, 1986
- Nippon Electric Co., Ltd.
- Shinjiro Umetsu
- G08 - SIGNALLING
Information Patent Grant
Pulse detecting circuit of receiver for use in digital radio commun...
- Patent number 4,481,675
- Issue date Nov 6, 1984
- Nippon Electric Co., Ltd.
- Yoshio Ichikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable radio communication device having signal processing circui...
- Patent number 4,380,832
- Issue date Apr 19, 1983
- Nippon Electric Co., Ltd.
- Koichi Nagata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Selective calling receiver including a voltage converter with low p...
- Patent number 4,340,973
- Issue date Jul 20, 1982
- Nippon Electric Co., Ltd.
- Shinjiro Umetsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Shinjiro Umetsu

Person

Patents Grantslast 30 patents

Radio selective call receiver

Paging receiver

Device for mounting an electronic part

Dual plate antenna

Radio paging device having circuitry of rewriting a stored message...

Paging receiver with metallic display frame structure increasing an...

Radio paging receiver having a message protection capability

Pager

Portable radio device for protecting a radio circuit from static el...

Pager receiver comprising a memory storing a sequence of informatio...

Pulse detecting circuit of receiver for use in digital radio commun...

Portable radio communication device having signal processing circui...

Selective calling receiver including a voltage converter with low p...