Yoichi Hattori

Follow

Person

Iwaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Coordinate inputting device for a computer keyboard
- Patent number 5,754,167
- Issue date May 19, 1998
- Alps Electric Co., Ltd.
- Tsuyoshi Narusawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Water-and-dust-proof push-button switch housing dummy terminal for...
- Patent number 4,913,285
- Issue date Apr 3, 1990
- Alps Electronic Co., Ltd.
- Jyoji Tsutsumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Push-button switch
- Patent number 4,596,912
- Issue date Jun 24, 1986
- Alps Electric Co., Ltd.
- Yoichi Hattori
- H01 - BASIC ELECTRIC ELEMENTS