Yasunori TAKEDA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sensor-integrated illuminated key sheet
- Patent number 8,854,313
- Issue date Oct 7, 2014
- Polymatech Co., Ltd.
- Yasunori Takeda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Key sheet, lightproof light guiding sheet, pushbutton switch, and m...
- Patent number 8,827,528
- Issue date Sep 9, 2014
- Polymatech Co., Ltd.
- Yasunori Takeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Key sheet, light blocking effect sheet, push button switch and key...
- Patent number 8,820,949
- Issue date Sep 2, 2014
- Polymatech Co., Ltd.
- Yasunori Takeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Key sheet
- Patent number 8,013,262
- Issue date Sep 6, 2011
- Polymatech Co., Ltd.
- Yoshifumi Honmatsu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
KEY SHEET, LIGHTPROOF LIGHT GUIDING SHEET, PUSHBUTTON SWITCH, AND M...
- Publication number 20110278145
- Publication date Nov 17, 2011
- Yasunori Takeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
KEY SHEET, LIGHT BLOCKING EFFECT SHEET, PUSH BUTTON SWITCH AND KEY...
- Publication number 20100147661
- Publication date Jun 17, 2010
- Yasunori Takeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT LENS FOR CAR INTERIOR LIGHTING DEVICE
- Publication number 20100110712
- Publication date May 6, 2010
- Kojima Press Industry Co., Ltd.
- Yasuyuki Ando
- B60 - VEHICLES IN GENERAL
Information Patent Application
KEY SHEET
- Publication number 20090200148
- Publication date Aug 13, 2009
- Yoshifumi HONMATSU
- G06 - COMPUTING CALCULATING COUNTING