Frank Chang

Person

San-Chung, TW

People

Patents Grantslast 30 patents

Information Patent Grant
LED emitting device and driving method thereof
- Patent number 8,729,822
- Issue date May 20, 2014
- Fairchild Korea Semiconductor Ltd.
- Jinhwa Chung
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dual functional medium shredding machine structure
- Patent number RE44865
- Issue date Apr 29, 2014
- Michilin Prosperity Co., Ltd.
- Frank Chang
- 241 - Solid material comminution or disintegration
Information Patent Grant
Auto-feed built-in a paper shredder
- Patent number 8,074,912
- Issue date Dec 13, 2011
- Michilin Prosperity Co., Ltd.
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Auto-feed buit-in a paper shredder
- Patent number 7,658,342
- Issue date Feb 9, 2010
- Michilin Prosperity Co., Ltd.
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Dual-functional medium shredding machine structure
- Patent number RE40042
- Issue date Feb 5, 2008
- Michilin Prosperity Co., Ltd.
- Frank Chang
- 241 - Solid material comminution or disintegration
Information Patent Grant
Strip/cross switch mechanism of double-duty shredder
- Patent number 6,976,648
- Issue date Dec 20, 2005
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Linkage mechanism of paper-cut and anti-block of double-duty shredder
- Patent number 6,966,513
- Issue date Nov 22, 2005
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Front-lifting wastebasket for paper shredder also served as garbage...
- Patent number 6,962,301
- Issue date Nov 8, 2005
- Michilin Prosperity Co., Ltd.
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Paper shredder having the function of breaking a compact disc
- Patent number 6,676,050
- Issue date Jan 13, 2004
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Shredder
- Patent number D481416
- Issue date Oct 28, 2003
- Frank Chang
- D18 - Printing and office machinery
Information Patent Grant
Dual-functional medium shredding machine structure
- Patent number 6,550,701
- Issue date Apr 22, 2003
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Gear protection device of a paper shredder
- Patent number 6,325,309
- Issue date Dec 4, 2001
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Delay drive-hanging device of a paper shredder
- Patent number 6,308,904
- Issue date Oct 30, 2001
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Preventive maintenance apparatus for CMP top-ring's backing...
- Patent number 6,305,062
- Issue date Oct 23, 2001
- Winbond Electronics Corp.
- Ting-Kou Chen
- B24 - GRINDING POLISHING
Information Patent Grant
Shredder
- Patent number D444809
- Issue date Jul 10, 2001
- Frank Chang
- D18 - Printing and office machinery
Information Patent Grant
Blade assembly for paper shredders
- Patent number 6,089,482
- Issue date Jul 18, 2000
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Paper feed structure for paper shredders
- Patent number 5,884,855
- Issue date Mar 23, 1999
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Structure of an elbow pipe
- Patent number 5,241,979
- Issue date Sep 7, 1993
- Frank Chang
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Magnetic chuck
- Patent number D325390
- Issue date Apr 14, 1992
- Frank Chang
- D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

Information Patent Application
LED EMITTING DEVICE AND DRIVING METHOD THEREOF
- Publication number 20120032611
- Publication date Feb 9, 2012
- Jinhwa CHUNG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Auto-Feed Built-In A Paper Shredder
- Publication number 20100096482
- Publication date Apr 22, 2010
- Michilin Prosperity Co., Ltd.
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
Sensor-type flushing system for a toilet tank
- Publication number 20080010734
- Publication date Jan 17, 2008
- Frank Chang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Auto-feed buit-in a paper shredder
- Publication number 20050274836
- Publication date Dec 15, 2005
- MICHILIN PROSPERITY CO., LTD.
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
Cover structure for main case of shredder
- Publication number 20040164192
- Publication date Aug 26, 2004
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
Linkage mechanism of paper-cut and anti-block of double-duty shredder
- Publication number 20040135019
- Publication date Jul 15, 2004
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
Strip/cross switch mechanism of double-duty shredder
- Publication number 20040134762
- Publication date Jul 15, 2004
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
UPS device combining charging for mobile phones and emergent illumi...
- Publication number 20030178969
- Publication date Sep 25, 2003
- Frank Chang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Paper shredder having the function of breaking a compact disc
- Publication number 20030006330
- Publication date Jan 9, 2003
- Frank Chang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
Preventive maintenance apparatus for CMP top-ring's backing-film an...
- Publication number 20010018790
- Publication date Sep 6, 2001
- WINBOND ELECTRONICS CORP.
- Ting-kou Chen
- B24 - GRINDING POLISHING

Frank Chang

Person

Patents Grantslast 30 patents

LED emitting device and driving method thereof

Dual functional medium shredding machine structure

Auto-feed built-in a paper shredder

Auto-feed buit-in a paper shredder

Dual-functional medium shredding machine structure

Strip/cross switch mechanism of double-duty shredder

Linkage mechanism of paper-cut and anti-block of double-duty shredder

Front-lifting wastebasket for paper shredder also served as garbage...

Paper shredder having the function of breaking a compact disc

Shredder

Dual-functional medium shredding machine structure

Gear protection device of a paper shredder

Delay drive-hanging device of a paper shredder

Preventive maintenance apparatus for CMP top-ring&#x00027;s backing...

Shredder

Blade assembly for paper shredders

Paper feed structure for paper shredders

Structure of an elbow pipe

Magnetic chuck

Patents Applicationslast 30 patents

LED EMITTING DEVICE AND DRIVING METHOD THEREOF

Auto-Feed Built-In A Paper Shredder

Sensor-type flushing system for a toilet tank

Auto-feed buit-in a paper shredder

Cover structure for main case of shredder

Linkage mechanism of paper-cut and anti-block of double-duty shredder

Strip/cross switch mechanism of double-duty shredder

UPS device combining charging for mobile phones and emergent illumi...

Paper shredder having the function of breaking a compact disc

Preventive maintenance apparatus for CMP top-ring's backing-film an...

Preventive maintenance apparatus for CMP top-ring's backing...