DD

Donald H. DeVaughn

BI Bio-Plas: 7 patents #1 of 4Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #586,614 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6723528 Inoculation storage assembly and method for use thereof Wolfgang Ott 2004-04-20
5770160 Positive displacement liquid drawing and dispensing apparatus James C. Smith 1998-06-23
5580529 Aerosol and liquid transfer resistant pipette tip apparatus James C. Smith 1996-12-03
5330899 Calibrated inoculation assembly and method of preserving sterility 1994-07-19
5260030 Calibrated pipette tip and method 1993-11-09
5253551 Centrifuge tube and centrifuge tube cap removing and installing tool and method 1993-10-19
D289379 Closure cap 1987-04-21
4542833 Stretchable cap for sealing and/or resealing blood drawing tubes and the like 1985-09-24
D274652 Pipette tip 1984-07-10