Inventor
KRAMER L JONATHAN
US17 patents
⚠️ This page may combine multiple inventors who share the name “KRAMER L JONATHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DREXELBROOK CONTROLS
10 patentsUS6062070AMay 16, 2000
Method and apparatus for the sonic measurement of sludge and clarity conditions during the treatment of waste water
DREXELBROOK CONTROLS55 citations94
US5539670AJul 23, 1996
Coating responsive material condition monitoring system
DREXELBROOK CONTROLS22 citations92
US4568874AFeb 4, 1986
RF Admittance apparatus and method for monitoring the contents of a pipe
DREXELBROOK CONTROLS29 citations92
US5510779AApr 23, 1996
Error compensating instrument system with digital communications
DREXELBROOK CONTROLS58 citations91
US4788488ANov 29, 1988
Continuous condition sensing system
DREXELBROOK CONTROLS32 citations91
US4208909AJun 24, 1980
Admittance sensing probe having multiple sensing elements
DREXELBROOK CONTROLS26 citations82
US4799174AJan 17, 1989
Multiple set point condition monitoring systems
DREXELBROOK CONTROLS22 citations81
US3993947ANov 23, 1976
Admittance measuring system for monitoring the condition of materials
DREXELBROOK CONTROLS19 citations81
US5278513AJan 11, 1994
Continuous condition sensing system
DREXELBROOK CONTROLS13 citations72
US5045797ASep 3, 1991
Continuous condition sensing system determining liquid level by admittance measurement
DREXELBROOK CONTROLS13 citations72
DREXELBROOK ENG CO
4 patentsUS5987994ANov 23, 1999
Ultrasonic method for material monitoring
DREXELBROOK ENG CO35 citations91
US5760309AJun 2, 1998
Ultrasonic method for material monitoring
DREXELBROOK ENG CO36 citations91
US4573040AFeb 25, 1986
Fail-safe instrument system
DREXELBROOK ENG CO13 citations73
US4363030ADec 7, 1982
Fail-safe instrument system
DREXELBROOK ENG CO13 citations73