David J. Tufenkjian

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Marcellus, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Surgical illuminator
- Patent number D594126
- Issue date Jun 9, 2009
- Welch Allyn Inc.
- Richard Tamburrino
- D24 - Medical and laboratory equipment
Information Patent Grant
Surgical illuminator
- Patent number D583061
- Issue date Dec 16, 2008
- Welch Allyn Inc.
- Richard Tamburrino
- D24 - Medical and laboratory equipment
Information Patent Grant
Surgical illuminator
- Patent number D567382
- Issue date Apr 22, 2008
- Welch Allyn Inc.
- Richard Tamburrino
- D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

Information Patent Application
DISPOSABLE SHEATH
- Publication number 20150032013
- Publication date Jan 29, 2015
- Welch Allyn, Inc.
- Thaddeus Wawro
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
HEAD WORN APPARATUS
- Publication number 20090229041
- Publication date Sep 17, 2009
- Welch Allyn, Inc.
- David James Tufenkjian
- A42 - HEADWEAR
Information Patent Application
Hybrid surgical headlight system utilizing dual illumination paths...
- Publication number 20060285316
- Publication date Dec 21, 2006
- Welch Allyn, Inc.
- David J. Tufenkjian
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hybrid surgical headlight
- Publication number 20060285315
- Publication date Dec 21, 2006
- Welch Allyn, Inc.
- David J. Tufenkjian
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE