Inventor

KOHN BRUCE R

US7 patents

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

ENVIROTEST SYSTEMS CORP

2 patents

US5671158ASep 23, 1997

Apparatus and method for effecting wireless discourse between computer and technician in testing motor vehicle emission control systems

ENVIROTEST SYSTEMS CORP147 citations92

US5414626AMay 9, 1995

Apparatus and method for capturing, storing, retrieving, and displaying the identification and location of motor vehicle emission control systems

ENVIROTEST SYSTEMS CORP53 citations89

SYSTECH INTERNATIONAL LLC

2 patents

US7596435B1Sep 29, 2009

Vehicle communication system and method with mobile data collection

SYSTECH INTERNATIONAL LLC23 citations89

US7347082B1Mar 25, 2008

Method and apparatus for testing vehicle fuel system integrity

SYSTECH INTERNATIONAL LLC9 citations81

ENVIROTEST SYSTEMS INC

1 patent

US5739413AApr 14, 1998

Forced dilution system and method for emissions measurement systems

ENVIROTEST SYSTEMS INC27 citations88

ROGERS JOHN N

1 patent

US5163000ANov 10, 1992

Vehicle waiting time indicator

ROGERS JOHN N37 citations86

GEILEN LOTHAR

1 patent

US8666588B2Mar 4, 2014

Fraud detection in an OBD inspection system

GEILEN LOTHAR32 citations85