Chih Hao Yiu

Person

Taichung, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Position detecting and correcting device for timepiece
- Patent number 6,807,128
- Issue date Oct 19, 2004
- Chih Hao Yiu
- G04 - HOROLOGY
Information Patent Grant
Rotary members for timepiece having reflector sheets
- Patent number 6,804,173
- Issue date Oct 12, 2004
- Chih Hao Yiu
- G04 - HOROLOGY
Information Patent Grant
Position detecting and correcting device for timepiece
- Patent number 6,731,571
- Issue date May 4, 2004
- Chih Hao Yiu
- G04 - HOROLOGY

Patents Applicationslast 30 patents

Information Patent Application
Method for driving electric percussion tool
- Publication number 20050205273
- Publication date Sep 22, 2005
- Chih Hao Yiu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Water pumping and controlling device
- Publication number 20050158176
- Publication date Jul 21, 2005
- Chih Hao Yiu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method for generating lines for dart games
- Publication number 20050107187
- Publication date May 19, 2005
- Chih Hao Yiu
- F41 - WEAPONS
Information Patent Application
Dart board cabinet having toe line generator
- Publication number 20050104296
- Publication date May 19, 2005
- Chih Hao Yiu
- F41 - WEAPONS
Information Patent Application
Dart board having device for generating lines
- Publication number 20050104297
- Publication date May 19, 2005
- Chih Hao Yiu
- F41 - WEAPONS
Information Patent Application
METHOD FOR DRIVING ELECTRIC PERCUSSION TOOL
- Publication number 20050045352
- Publication date Mar 3, 2005
- Chih Hao Yiu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Position detecting and correcting device for timepiece
- Publication number 20040085860
- Publication date May 6, 2004
- Chih Hao Yiu
- G04 - HOROLOGY
Information Patent Application
Rotary members for timepiece having reflector sheets
- Publication number 20040081028
- Publication date Apr 29, 2004
- Chih Hao Yiu
- G04 - HOROLOGY
Information Patent Application
Position detecting and correcting device for timepiece
- Publication number 20040022134
- Publication date Feb 5, 2004
- Chih Hao Yiu
- G04 - HOROLOGY
Information Patent Application
Position detecting and correcting device for timepiece
- Publication number 20040022135
- Publication date Feb 5, 2004
- Chih Hao Yiu
- G04 - HOROLOGY

Chih Hao Yiu

Person

Patents Grantslast 30 patents

Position detecting and correcting device for timepiece

Rotary members for timepiece having reflector sheets

Position detecting and correcting device for timepiece

Patents Applicationslast 30 patents

Method for driving electric percussion tool

Water pumping and controlling device

Method for generating lines for dart games

Dart board cabinet having toe line generator

Dart board having device for generating lines

METHOD FOR DRIVING ELECTRIC PERCUSSION TOOL

Position detecting and correcting device for timepiece

Rotary members for timepiece having reflector sheets

Position detecting and correcting device for timepiece

Position detecting and correcting device for timepiece