Pin Chien Liao

Person

Taoyuan County, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Key, X-structure and manufacturing method thereof
- Patent number 7,954,222
- Issue date Jun 7, 2011
- Darfon Electronics Corp.
- Chien-Shih Hsu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Key, X-structure and manufacturing method thereof
- Patent number 7,882,609
- Issue date Feb 8, 2011
- Darfon Electronics Corp.
- Chien-Shih Hsu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Keyboard structure
- Patent number 7,388,167
- Issue date Jun 17, 2008
- Darfon Electronics Corp.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical detecting module and optical detector thereof
- Patent number 7,336,368
- Issue date Feb 26, 2008
- Darfon Electronics Corp.
- Pin-Chien Liao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard structure
- Patent number 7,239,303
- Issue date Jul 3, 2007
- Darfon Electronics Corp.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a pointing stick
- Patent number 6,582,549
- Issue date Jun 24, 2003
- Darfon Electronics Corp.
- Jia Hung Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pointing stick device and the manufacturing method thereof
- Patent number 6,570,556
- Issue date May 27, 2003
- Benq Corporation
- Pin-Chien Liao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard circuit using conduits within a bus for air flow
- Patent number 6,441,330
- Issue date Aug 27, 2002
- Darfon Electronics Corp.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic component incorporating push switch and rotary encoder
- Patent number 6,396,016
- Issue date May 28, 2002
- Darfon Electronics Corp.
- Chen-Yu Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Computer keyboard key device made from a rigid printed circuit board
- Patent number 6,388,219
- Issue date May 14, 2002
- Darfon Electronics Corp.
- Chien-Shih Hsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon cap for use in the pointing stick device
- Patent number 6,379,061
- Issue date Apr 30, 2002
- Acer Communication & Multimedia, Inc.
- Pin-Chien Liao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Membrane switch with improved actuation sensitivity
- Patent number 5,763,840
- Issue date Jun 9, 1998
- Acer Pheripherals, Inc.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Membrane switch assembly
- Patent number 5,743,386
- Issue date Apr 28, 1998
- Acer Peripherals, Inc.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switch actuator for membrane switch
- Patent number 5,710,397
- Issue date Jan 20, 1998
- Acer Peripherals, Inc.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Signal transmission flat cable
- Patent number 5,594,214
- Issue date Jan 14, 1997
- Acer Peripherals, Inc.
- Pin-Chien Liao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
PHOTORESIST AND FORMATION METHOD THEREOF
- Publication number 20240111210
- Publication date Apr 4, 2024
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Jui-Hsiung LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTORESIST AND FORMATION METHOD THEREOF
- Publication number 20240112912
- Publication date Apr 4, 2024
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Jui-Hsiung LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD AND SYSTEM FOR SHARING PRIVACY DATA BASED ON SMART CONTRACTS
- Publication number 20200090795
- Publication date Mar 19, 2020
- HTC CORPORATION
- Edward Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
KEY, X-STRUCTURE AND MANUFACTURING METHOD THEREOF
- Publication number 20110056061
- Publication date Mar 10, 2011
- Darfon Electronics Corp.
- Chien Shih Hsu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
KEYBOARD STRUCTURE
- Publication number 20070235307
- Publication date Oct 11, 2007
- Darfon Electronics Corp.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electronic apparatus
- Publication number 20070132732
- Publication date Jun 14, 2007
- Darfon Electronics Corp.
- Ji Huang Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Key, X-structure and manufacturing method thereof
- Publication number 20070033792
- Publication date Feb 15, 2007
- Darfon Electronics Corp.
- Chien Shih Hsu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Optical detecting module and optical detector thereof
- Publication number 20060158654
- Publication date Jul 20, 2006
- Darfon Electronics Corp.
- Pin Chien Liao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical pointing sensor and cursor control method thereof
- Publication number 20060097138
- Publication date May 11, 2006
- Darfon Electronics Corp.
- Kuo-Tong Ma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Wireless input device
- Publication number 20060085495
- Publication date Apr 20, 2006
- DARFON ELECTRONICS CORP.
- Pin-Chien Liao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Keyboard structure
- Publication number 20040174339
- Publication date Sep 9, 2004
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Computer keyboard key device made from a rigid printed circuit board
- Publication number 20020134657
- Publication date Sep 26, 2002
- Chien-Shih Hsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Computer keyboard key device made from a rigid printed circuit board
- Publication number 20010037936
- Publication date Nov 8, 2001
- Chien-Shih Hsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Keyboard circuit using conduits within a bus for air flow
- Publication number 20010035338
- Publication date Nov 1, 2001
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of manufacturing a pointing stick
- Publication number 20010017187
- Publication date Aug 30, 2001
- DARFON ELECTRONICS CORP.
- Jia Hung Liu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Pin Chien Liao

Person

Patents Grantslast 30 patents

Key, X-structure and manufacturing method thereof

Key, X-structure and manufacturing method thereof

Keyboard structure

Optical detecting module and optical detector thereof

Keyboard structure

Method of manufacturing a pointing stick

Pointing stick device and the manufacturing method thereof

Keyboard circuit using conduits within a bus for air flow

Electronic component incorporating push switch and rotary encoder

Computer keyboard key device made from a rigid printed circuit board

Silicon cap for use in the pointing stick device

Membrane switch with improved actuation sensitivity

Membrane switch assembly

Switch actuator for membrane switch

Signal transmission flat cable

Patents Applicationslast 30 patents

PHOTORESIST AND FORMATION METHOD THEREOF

PHOTORESIST AND FORMATION METHOD THEREOF

METHOD AND SYSTEM FOR SHARING PRIVACY DATA BASED ON SMART CONTRACTS

KEY, X-STRUCTURE AND MANUFACTURING METHOD THEREOF

KEYBOARD STRUCTURE

Electronic apparatus

Key, X-structure and manufacturing method thereof

Optical detecting module and optical detector thereof

Optical pointing sensor and cursor control method thereof

Wireless input device

Keyboard structure

Computer keyboard key device made from a rigid printed circuit board

Computer keyboard key device made from a rigid printed circuit board

Keyboard circuit using conduits within a bus for air flow

Method of manufacturing a pointing stick