Joseph J. Chang

Person

Avon, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Safety intravenous catheter
- Patent number 7,566,323
- Issue date Jul 28, 2009
- Smiths Medical ASD, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Solid blunt for a needle assembly
- Patent number 6,676,636
- Issue date Jan 13, 2004
- Medex, Inc.
- Joseph Jawshin Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Flushable guidewire device
- Patent number 6,558,355
- Issue date May 6, 2003
- Ethicon, Inc.
- Anja Metzger
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and apparatus for an intravascular device showing flashback
- Patent number 6,524,277
- Issue date Feb 25, 2003
- Ethicon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Peripherally inserted catheter with flushable guide-tube
- Patent number 6,517,520
- Issue date Feb 11, 2003
- Ethicon Endo-Surgery, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Solid blunt for a needle assembly
- Patent number 6,391,007
- Issue date May 21, 2002
- Joseph Jawshin Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Safety intravenous catheter
- Patent number 6,322,537
- Issue date Nov 27, 2001
- Ethicon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Apparatus and method for using a needle in an intravascular assembly
- Patent number 6,280,424
- Issue date Aug 28, 2001
- Ethicon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Positive engagement-disengagement catheter sleeve
- Patent number 6,235,005
- Issue date May 22, 2001
- Ethicon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Needle assembly having an elongated blunting device which allows fo...
- Patent number 6,210,379
- Issue date Apr 3, 2001
- Ethicon, Inc.
- Donald D. Solomon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for forming a rib on a cannula for a tip protection device
- Patent number 6,012,213
- Issue date Jan 11, 2000
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter tip mold and cut process
- Patent number 5,843,356
- Issue date Dec 1, 1998
- Johnson & Johnson Medical, Inc.
- Jay M. Patel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Catheter hub to nose engagement
- Patent number 5,830,189
- Issue date Nov 3, 1998
- Johnson & Johnson Medical, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter beveling and die cut process
- Patent number 5,736,085
- Issue date Apr 7, 1998
- Johnson & Johnson Medical, Inc.
- Ronald C. Brown
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Telescoping members for catheter introducer assembly
- Patent number 5,688,249
- Issue date Nov 18, 1997
- Johnson & Johnson Medical, Inc.
- Joseph Jawshin Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Self-capping needle assembly
- Patent number 5,685,860
- Issue date Nov 11, 1997
- Johnson & Johnson Medical, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Tip protection device
- Patent number 5,683,365
- Issue date Nov 4, 1997
- Johnson & Johnson Medical, Inc.
- Herbert Brown
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter needle tip protector
- Patent number 5,569,202
- Issue date Oct 29, 1996
- Johnson & Johnson Medical, Inc.
- Gerald J. Kovalic
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter with stick protection
- Patent number 5,419,766
- Issue date May 30, 1995
- Critikon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of forming a catheter with backflow restriction
- Patent number 5,126,090
- Issue date Jun 30, 1992
- Critikon, Inc.
- William Egolf
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter with needle gasket
- Patent number 5,092,845
- Issue date Mar 3, 1992
- Critikon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter with backflow restriction
- Patent number 5,078,687
- Issue date Jan 7, 1992
- Critikon, Inc.
- William Egolf
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter with needle guard
- Patent number 5,000,740
- Issue date Mar 19, 1991
- Critikon, Inc.
- Leonard C. Ducharme
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Flash plug for I.V. catheters
- Patent number 4,917,671
- Issue date Apr 17, 1990
- Critikon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Catheter for intravascular use
- Patent number 4,735,614
- Issue date Apr 5, 1988
- Critikon, Ltd
- John V. Yapp
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Retreated sensing electrode
- Patent number 4,499,901
- Issue date Feb 19, 1985
- Critikon, Inc.
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Solid blunt for a needle assembly
- Publication number 20020147428
- Publication date Oct 10, 2002
- Joseph Jawshin Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SAFETY CATHETER WITH TORTUOUS FLUID PATH
- Publication number 20020147427
- Publication date Oct 10, 2002
- JOSEPH J. CHANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Peripherally inserted catheter with flushable guide-tube
- Publication number 20020082559
- Publication date Jun 27, 2002
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Safety intravenous catheter
- Publication number 20020026154
- Publication date Feb 28, 2002
- Joseph J. Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOLID BLUNT FOR A NEEDLE ASSEMBLY
- Publication number 20010025158
- Publication date Sep 27, 2001
- JOSEPH JAWSHIN CHANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Joseph J. Chang

Person

Patents Grantslast 30 patents

Safety intravenous catheter

Solid blunt for a needle assembly

Flushable guidewire device

Method and apparatus for an intravascular device showing flashback

Peripherally inserted catheter with flushable guide-tube

Solid blunt for a needle assembly

Safety intravenous catheter

Apparatus and method for using a needle in an intravascular assembly

Positive engagement-disengagement catheter sleeve

Needle assembly having an elongated blunting device which allows fo...

Method for forming a rib on a cannula for a tip protection device

Catheter tip mold and cut process

Catheter hub to nose engagement

Catheter beveling and die cut process

Telescoping members for catheter introducer assembly

Self-capping needle assembly

Tip protection device

Catheter needle tip protector

Catheter with stick protection

Method of forming a catheter with backflow restriction

Catheter with needle gasket

Catheter with backflow restriction

Catheter with needle guard

Flash plug for I.V. catheters

Catheter for intravascular use

Retreated sensing electrode

Patents Applicationslast 30 patents

Solid blunt for a needle assembly

SAFETY CATHETER WITH TORTUOUS FLUID PATH

Peripherally inserted catheter with flushable guide-tube

Safety intravenous catheter

SOLID BLUNT FOR A NEEDLE ASSEMBLY