Norio Hama

Person

Okaya-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High performance signal structure with multiple modulation formats
- Patent number 6,587,452
- Issue date Jul 1, 2003
- Golden Bridge Technology, Inc.
- Sorin Davidovici
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fast response automatic gain control
- Patent number 6,212,244
- Issue date Apr 3, 2001
- Golden Bridge Technology, Inc.
- Sorin Davidovici
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable radio apparatus having a slot antenna
- Patent number 5,946,610
- Issue date Aug 31, 1999
- Seiko Epson Corporation
- Norio Hama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Slot antenna device and wireless apparatus employing the antenna de...
- Patent number 5,757,326
- Issue date May 26, 1998
- Seiko Epson Corporation
- Shunsuke Koyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna and miniature portable wireless transceiver
- Patent number 5,673,054
- Issue date Sep 30, 1997
- Seiko Epson Corporation
- Norio Hama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wristwatch radio communication device having an improved noise shie...
- Patent number 5,564,096
- Issue date Oct 8, 1996
- Seiko Epson Corporation
- Norio Hama
- G02 - OPTICS
Information Patent Grant
Wrist-mounted-type antenna device and apparatus having the antenna...
- Patent number 5,532,705
- Issue date Jul 2, 1996
- Seiko Epson Corporation
- Norio Hama
- G02 - OPTICS
Information Patent Grant
Variable size antenna device having resonance frequency compensation
- Patent number 5,450,091
- Issue date Sep 12, 1995
- Seiko Epson Corporation
- Norio Hama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Paging device with structure for removing static electricity
- Patent number 5,280,646
- Issue date Jan 18, 1994
- Seiko Epson Corporation
- Shunsuke Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wristwatch radio communication device having an improved noise shie...
- Patent number 5,265,265
- Issue date Nov 23, 1993
- Seiko Epson Corporation
- Norio Hama
- G02 - OPTICS
Information Patent Grant
Antenna circuit and wrist radio instrument
- Patent number 5,243,356
- Issue date Sep 7, 1993
- Seiko Epson Corporation
- Norio Hama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Wireless communication device
- Publication number 20020042292
- Publication date Apr 11, 2002
- SEIKO EPSON CORPORATION
- Norio Hama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wireless communication device
- Publication number 20020039888
- Publication date Apr 4, 2002
- SEIKO EPSON CORPORATION
- Norio Hama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

High performance signal structure with multiple modulation formats

Fast response automatic gain control

Portable radio apparatus having a slot antenna

Slot antenna device and wireless apparatus employing the antenna de...

Antenna and miniature portable wireless transceiver

Wristwatch radio communication device having an improved noise shie...

Wrist-mounted-type antenna device and apparatus having the antenna...

Variable size antenna device having resonance frequency compensation

Paging device with structure for removing static electricity

Wristwatch radio communication device having an improved noise shie...

Antenna circuit and wrist radio instrument

Patents Applicationslast 30 patents

Wireless communication device

Wireless communication device