P

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COSTAR CORP

US22 patents

Top patents by PatentIndex Score

US4948564AAug 14, 1990

Multi-well filter strip and composite assemblies

COSTAR CORP416 citations99
US4895706AJan 23, 1990

Multi-well filter strip and composite assemblies

COSTAR CORP263 citations99
US5650323AJul 22, 1997

System for growing and manipulating tissue cultures using 96-well format equipment

COSTAR CORP145 citations98
US5508005AApr 16, 1996

Non-screeching laboratory article

COSTAR CORP53 citations96
US5110556AMay 5, 1992

Multi-well test plate

COSTAR CORP164 citations96
US5026649AJun 25, 1991

Apparatus for growing tissue cultures in vitro

COSTAR CORP99 citations96
US4927604AMay 22, 1990

Multiwell filter plate vacuum manifold assembly

COSTAR CORP123 citations96
US4770854ASep 13, 1988

Laboratory flask

COSTAR CORP90 citations96
US4683058AJul 28, 1987

Filter for centrifuge tube

COSTAR CORP112 citations96
US5139951AAug 18, 1992

Culture device having a detachable cell or tissue growth surface

COSTAR CORP100 citations95
US5084246AJan 28, 1992

Multi-well test plate

COSTAR CORP139 citations95
US5376273ADec 27, 1994

Supported microporous membrane

COSTAR CORP50 citations93
US5104624AApr 14, 1992

Pipetter

COSTAR CORP91 citations93
US5215920AJun 1, 1993

Apparatus for growing tissue cultures in vitro

COSTAR CORP38 citations92
US4927764AMay 22, 1990

Tissue culture flask

COSTAR CORP28 citations92
US4824642AApr 25, 1989

Multi-channel pipetter

COSTAR CORP44 citations92
US5272083ADec 21, 1993

Culture device and method of use having a detachable cell or tissue growth surface

COSTAR CORP49 citations91
US5449917ASep 12, 1995

Method and apparatus for forming a plurality of tracks in a flexible workpiece with a high energy particle

COSTAR CORP41 citations90
US6010156AJan 4, 2000

Combined address and postage label and system for producing the same

COSTAR CORP145 citations89
US5516564AMay 14, 1996

Sterile irradiated hydrophobic pipette tip

COSTAR CORP44 citations87
USD302855SAug 15, 1989

Multi-channel pipetter

COSTAR CORP6 citations73
US4690757ASep 1, 1987

Small volume laboratory filter

COSTAR CORP18 citations69