Inventor
DEVAUGHN DONALD H
10 patents
⚠️ This page may combine multiple inventors who share the name “DEVAUGHN DONALD H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BIO PLAS INC
7 patentsUS5770160AJun 23, 1998
Positive displacement liquid drawing and dispensing apparatus
BIO PLAS INC150 citations97
US5580529ADec 3, 1996
Aerosol and liquid transfer resistant pipette tip apparatus
BIO PLAS INC104 citations97
US5330899AJul 19, 1994
Calibrated inoculation assembly and method of preserving sterility
BIO PLAS INC62 citations95
US5260030ANov 9, 1993
Calibrated pipette tip and method
BIO PLAS INC57 citations95
US4542833ASep 24, 1985
Stretchable cap for sealing and/or resealing blood drawing tubes and the like
BIO PLAS INC45 citations91
USD289379SApr 21, 1987
Closure cap
BIO PLAS INC21 citations81
USD274652SJul 10, 1984
Pipette tip
BIO PLAS INC25 citations81