Inventor
FALK RICHARD A
US48 patents
⚠️ This page may combine multiple inventors who share the name “FALK RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FALK RICHARD A
23 patentsUS4778281AOct 18, 1988
Molten metal sampler with heat sensors
FALK RICHARD A28 citations93
US4659679AApr 21, 1987
Insulative composition and method of making articles therefrom
FALK RICHARD A36 citations93
US4396792AAug 2, 1983
Reusable thermocouple assembly
FALK RICHARD A22 citations82
US4896549AJan 30, 1990
Molten metal sampler
FALK RICHARD A11 citations74
US4863283ASep 5, 1989
Thermocouple connector
FALK RICHARD A19 citations74
US4570496AFeb 18, 1986
Molten metal sampler with tellurium additive
FALK RICHARD A15 citations74
US4535640AAug 20, 1985
Ceramic fiber molten metal sampler
FALK RICHARD A11 citations74
US4521639AJun 4, 1985
Repeating thermocouple
FALK RICHARD A14 citations74
US4358630ANov 9, 1982
Replacement cap for repeating use thermocouple
FALK RICHARD A16 citations74
US4326426AApr 27, 1982
Molded sand insulated sampler
FALK RICHARD A12 citations74
US4140019AFeb 20, 1979
Molten metal sampler
FALK RICHARD A16 citations74
US4116070ASep 26, 1978
Molten metal sampler with refractory mold halves
FALK RICHARD A12 citations74
US4112769ASep 12, 1978
Molten metal dip sampler
FALK RICHARD A9 citations74
US4069717AJan 24, 1978
Molten metal stream sampler and clamp
FALK RICHARD A9 citations74
US4069715AJan 24, 1978
Molten metal sampler with offset connector
FALK RICHARD A10 citations74
US4010649AMar 8, 1977
Molten metal samplers with flow diverter
FALK RICHARD A10 citations74
US3996803ADec 14, 1976
Molten metal sampling apparatus
FALK RICHARD A11 citations74
US5168764ADec 8, 1992
Method and apparatus for taking metal samples
FALK RICHARD A6 citations63
US4815326AMar 28, 1989
Oxide free sampler
FALK RICHARD A3 citations63
US4721461AJan 26, 1988
Insulative panel lamina
FALK RICHARD A5 citations63
US4051732AOct 4, 1977
Molten metal stream sampler
FALK RICHARD A2 citations63
US4212203AJul 15, 1980
Molten metal stream sampler with fill gauge
FALK RICHARD A1 citations52
US4208913AJun 24, 1980
Holder for a stream sampler
FALK RICHARD A1 citations52
MIDWEST INSTR CO INC
13 patentsUS5772324AJun 30, 1998
Protective tube for molten metal immersible thermocouple
MIDWEST INSTR CO INC132 citations98
US5948350ASep 7, 1999
Device for dispensing additive in molten metal sample mold
MIDWEST INSTR CO INC21 citations93
US6216526B1Apr 17, 2001
Gas sampler for molten metal and method
MIDWEST INSTR CO INC42 citations89
US4881824ANov 21, 1989
Immersible probe
MIDWEST INSTR CO INC29 citations89
US5591894AJan 7, 1997
Hydrogen sampler for molten metal and method
MIDWEST INSTR CO INC23 citations86
US5720553AFeb 24, 1998
Apparatus and process for rapid direct dip analysis of molten iron
MIDWEST INSTR CO INC18 citations84
US6155122ADec 5, 2000
Additive for molten metal sampler
MIDWEST INSTR CO INC16 citations80
US5524497AJun 11, 1996
Additive for molten metal sampler
MIDWEST INSTR CO INC6 citations74
US5447080ASep 5, 1995
Additive for molten metal sampler
MIDWEST INSTR CO INC6 citations74
US5184894AFeb 9, 1993
Method of using an immersible air cooled thermocouple
MIDWEST INSTR CO INC11 citations71
US5104234AApr 14, 1992
Air cooled thermocouple lance
MIDWEST INSTR CO INC9 citations71
US5014561AMay 14, 1991
Method and apparatus for obtaining accurate sample
MIDWEST INSTR CO INC11 citations64
US5948999ASep 7, 1999
Molten metal dip sampler
MIDWEST INSTR CO INC6 citations54
ELECTRONICS FOR IMAGING INC
5 patentsUS7259893B2Aug 21, 2007
Methods and apparatus for gray component replacement blending
ELECTRONICS FOR IMAGING INC17 citations91
US6327052B1Dec 4, 2001
Color data inversion and reconversion
ELECTRONICS FOR IMAGING INC16 citations84
US8031363B2Oct 4, 2011
Methods and apparatus for dynamically soft proofing halftone images
ELECTRONICS FOR IMAGING INC8 citations83
US7729014B2Jun 1, 2010
Systems for gray component replacement blending
ELECTRONICS FOR IMAGING INC8 citations82
US7756346B2Jul 13, 2010
Methods and apparatus for converting color values
ELECTRONICS FOR IMAGING INC4 citations74
WATERGURU INC
4 patentsUS10604954B2Mar 31, 2020
Pool and spa water quality control system and method
WATERGURU INC11 citations85
US11629079B2Apr 18, 2023
Pool and spa water quality control system and method
WATERGURU INC4 citations74
US11788312B2Oct 17, 2023
Pool and spa water quality control system and method
WATERGURU INC2 citations73
US11162272B2Nov 2, 2021
Pool and spa water quality control system and method
WATERGURU INC1 citations73