Takeshi Ohyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Beacon
- Patent number 10,849,047
- Issue date Nov 24, 2020
- Where, Inc.
- Hajime Maruta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Infrared communication adapter
- Patent number 7,218,953
- Issue date May 15, 2007
- ITX E-Globaledge Corporation
- Gontaro Kitazumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Keyboard type input device and portable information processor
- Patent number 6,876,354
- Issue date Apr 5, 2005
- Link Evolution Co., Ltd.
- Kazuhisa Terasaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic equipment
- Patent number 5,874,901
- Issue date Feb 23, 1999
- Oki Electric Industry Co., Ltd.
- Takeshi Ohyama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Beacon
- Publication number 20190320377
- Publication date Oct 17, 2019
- Where, Inc.
- Hajime Maruta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Infrared communication adapter
- Publication number 20040029613
- Publication date Feb 12, 2004
- Gontaro Kitazumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE