Inventor · disambiguated record
David Tufenkjian
Also filed as: TUFENKJIAN DAVID · TUFENKJIAN DAVID J · TUFENKJIAN DAVID JAMES
3 granted patents·4 pending applications·13 citations·filing 2005–2014
68Inventor score
Files withWELCH ALLYN INC7
Top patents by PatentIndex Score
7 records- 0153US2009229041A1Head worn apparatusWELCH ALLYN INC·Filed 2008·Application pending·0 cites
- 0251USD594126SSurgical illuminatorWELCH ALLYN INC·Filed 2008·Granted Jun 9, 2009·6 cites·1 claims
- 0345USD567382SSurgical illuminatorWELCH ALLYN INC·Filed 2007·Granted Apr 22, 2008·4 cites·1 claims
- 0444US2006285316A1Hybrid surgical headlight system utilizing dual illumination paths and coaxial opticsWELCH ALLYN INC·Filed 2005·Application pending·0 cites
- 0541US2015032013A1Disposable sheathWELCH ALLYN INC·Filed 2014·Application pending·0 cites
- 0640USD583061SSurgical illuminatorWELCH ALLYN INC·Filed 2008·Granted Dec 16, 2008·3 cites·1 claims
- 0739US2006285315A1Hybrid surgical headlightWELCH ALLYN INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →