Inventor

JOEBSTL EWALD

US5 patents

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

AVL MEDICAL INSTR AG

2 patents

US5128019AJul 7, 1992

Device for measuring chemical and physical parameters of a liquid or gaseous medium

AVL MEDICAL INSTR AG29 citations92

US6174728B1Jan 16, 2001

Control or calibration standard for use with instruments for optical measurement of hemoglobin concentration in blood samples

AVL MEDICAL INSTR AG45 citations89

AVL PHOTORONICS CORP

1 patent

US5372936ADec 13, 1994

Method for detecting biological activities in a specimen

AVL PHOTORONICS CORP84 citations91

NVL PHOTRONICS CORP

1 patent

US5266486ANov 30, 1993

Method and apparatus for detecting biological activities in a specimen

NVL PHOTRONICS CORP51 citations91

HOFFMANN LA ROCHE

1 patent

US6388752B1May 14, 2002

Optical measurement system for determination of transmitted and scattered radiation

HOFFMANN LA ROCHE18 citations79