Mei Hsia Chang

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Wu-Chi Town, Taichung County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Developer container
- Patent number 6,690,904
- Issue date Feb 10, 2004
- General Plastics Industrial Co., Ltd.
- Jui-Chi Wang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge
- Patent number D473588
- Issue date Apr 22, 2003
- General Plastic Industrial Co., Ltd.
- Jui-Chi Wang
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D458960
- Issue date Jun 18, 2002
- Jui-Chi Wang
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D458962
- Issue date Jun 18, 2002
- Jui-Chi Wang
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D458961
- Issue date Jun 18, 2002
- Jui-Chi Wang
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D458302
- Issue date Jun 4, 2002
- Jui-Chi Wang
- D18 - Printing and office machinery

Patents Applicationslast 30 patents

Information Patent Application
Developer container
- Publication number 20030049052
- Publication date Mar 13, 2003
- Jui-Chi Wang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY