P

Inventor

SIERRA GEORGE H

US13 patents
⚠️ This page may combine multiple inventors who share the name “SIERRA GEORGE H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BOEHRINGER MANNHEIM CORP

4 patents
US4871258AOct 3, 1989

Color test meter

BOEHRINGER MANNHEIM CORP79 citations93
USD321488SNov 12, 1991

Colorimeter

BOEHRINGER MANNHEIM CORP9 citations72
US5160980ANov 3, 1992

Test piece coloration comparative decision unit

BOEHRINGER MANNHEIM CORP10 citations71
USD318245SJul 16, 1991

Colorimeter

BOEHRINGER MANNHEIM CORP12 citations68

PRAXSYS BIOSYSTEMS INC

2 patents
US6528323B1Mar 4, 2003

Bidirectional lateral flow test strip and method

PRAXSYS BIOSYSTEMS INC131 citations97
US6136610AOct 24, 2000

Method and apparatus for performing a lateral flow assay

PRAXSYS BIOSYSTEMS INC291 citations96

RELIA DIAGNOSTIC SYSTEMS LLC

2 patents
US7297529B2Nov 20, 2007

Method and apparatus for performing a lateral flow assay

RELIA DIAGNOSTIC SYSTEMS LLC18 citations91
US7229839B2Jun 12, 2007

Bidirectional lateral flow test strip and method

RELIA DIAGNOSTIC SYSTEMS LLC16 citations91

OMRON TATEISI ELECTRONICS CO

1 patent
US5120507AJun 9, 1992

Reflection plate for a biochemical measuring instrument

OMRON TATEISI ELECTRONICS CO27 citations92

TERADA TAKAO

1 patent
US5011290AApr 30, 1991

Test sample color comparison device

TERADA TAKAO19 citations77

CHIRON CORP

1 patent
US5580790ADec 3, 1996

Method and apparatus for processing fluids

CHIRON CORP17 citations71

Relia Diagnostic Systems

1 patent
US8354270B2Jan 15, 2013

Method and apparatus for performing a lateral flow assay

Relia Diagnostic Systems2 citations59

OMROM CORP

1 patent
US5160979ANov 3, 1992

Test piece coloration comparative decision unit

OMROM CORP2 citations59