Takafumi Okayasu

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Kariya-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle device
- Patent number 10,936,890
- Issue date Mar 2, 2021
- Denso Corporation
- Takafumi Okayasu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hands-free device
- Patent number 8,818,459
- Issue date Aug 26, 2014
- Denso Corporation
- Takafumi Okayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
In-vehicle handsfree apparatus
- Patent number 8,190,214
- Issue date May 29, 2012
- Denso Corporation
- Yousuke Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
In-vehicle apparatus with handsfree function
- Patent number 8,175,657
- Issue date May 8, 2012
- Denso Corporation
- Takafumi Okayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VEHICLE INPUT DEVICE
- Publication number 20210001914
- Publication date Jan 7, 2021
- DENSO CORPORATION
- Takafumi OKAYASU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE DEVICE
- Publication number 20190108407
- Publication date Apr 11, 2019
- DENSO CORPORATION
- Takafumi OKAYASU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HANDS-FREE DEVICE
- Publication number 20130116012
- Publication date May 9, 2013
- DENSO CORPORATION
- Takafumi Okayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HANDSFREE APPARATUS
- Publication number 20120244814
- Publication date Sep 27, 2012
- DENSO CORPORATION
- Takafumi Okayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
In-vehicle apparatus with handsfree function
- Publication number 20100210316
- Publication date Aug 19, 2010
- DENSO CORPORATION
- Takafumi Okayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
In-vehicle handsfree apparatus
- Publication number 20090209296
- Publication date Aug 20, 2009
- DENSO CORPORATION
- Yousuke Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE