Inventor
GRAHAM MARTIN H
US41 patents
⚠️ This page may combine multiple inventors who share the name “GRAHAM MARTIN H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AND YET INC
14 patentsUS4800344AJan 24, 1989
Balun
AND YET INC115 citations96
US6424125B1Jul 23, 2002
Capacitor discharging circuit
AND YET INC43 citations93
US4717896AJan 5, 1988
Balun
AND YET INC55 citations93
US6031472AFeb 29, 2000
Encoding/detection method for digital data transmitter with a signal having multiple levels
AND YET INC27 citations92
US8044744B2Oct 25, 2011
Time modulation with cosine function
AND YET INC7 citations84
US6473252B1Oct 29, 2002
Biphasic multiple level storage method
AND YET INC14 citations84
US6914435B2Jul 5, 2005
Circuit for measurement of electrical pollution on power line
AND YET INC9 citations74
US4752940AJun 21, 1988
Method and apparatus for transmission of digital data over a line
AND YET INC7 citations74
US7912143B1Mar 22, 2011
Biphase multiple level communications
AND YET INC4 citations63
US7560982B2Jul 14, 2009
Apparatus for reducing apparent capacitance in high frequency filter for power line
AND YET INC3 citations63
US7501589B1Mar 10, 2009
Shield and method for reducing the stray electric energy (SEE) generated by a high efficiency light bulb
AND YET INC2 citations63
US6234108B1May 22, 2001
Voltage compensation circuit and method for reducing electric shocks to teats of an animal during its milking
AND YET INC2 citations63
US5465051ANov 7, 1995
Four-terminal resistor method for measuring electric current in cows
AND YET INC4 citations63
US6690151B2Feb 10, 2004
Phase detection circuit
AND YET INC0 citations52
TUT SYSTEMS INC
13 patentsUS6678321B1Jan 13, 2004
Method and apparatus for transmitting and receiving a symbol over pots wiring using a multi-cycle waveform
TUT SYSTEMS INC175 citations98
US5696790ADec 9, 1997
Method and apparatus for time dependent data transmission
TUT SYSTEMS INC207 citations98
US5587692ADec 24, 1996
Common mode current cancellation in twisted pairs
TUT SYSTEMS INC108 citations98
US5963595AOct 5, 1999
Method and apparatus for encoding and decoding a bit sequence for transmission over POTS wiring
TUT SYSTEMS INC104 citations97
US5379005AJan 3, 1995
Flat cable to flat parallel wire cable
TUT SYSTEMS INC112 citations97
US5812597ASep 22, 1998
Circuit for preventing base line wander of digital signals in a network receiver
TUT SYSTEMS INC63 citations96
US5365515ANov 15, 1994
Network monitor and test apparatus
TUT SYSTEMS INC24 citations93
US5347225ASep 13, 1994
Network monitor and test apparatus
TUT SYSTEMS INC27 citations93
US5450594ASep 12, 1995
Enhanced collision detection for ethernet network
TUT SYSTEMS INC21 citations90
US5422919AJun 6, 1995
EMI suppression coding
TUT SYSTEMS INC19 citations82
US5467061ANov 14, 1995
Flat cable to flat parallel wire cable
TUT SYSTEMS INC16 citations81
US6028540AFeb 22, 2000
Encoding/detection method for digital data
TUT SYSTEMS INC8 citations74
US6246718B1Jun 12, 2001
Method and apparatus for decoding a bit sequence for transmission over pots wiring
TUT SYSTEMS INC3 citations62
ROLM CORP
7 patentsUS4320520AMar 16, 1982
Transmitter/receiver for use on common cable communications system such as ethernet
ROLM CORP44 citations93
US4187466AFeb 5, 1980
Signal injection technique
ROLM CORP36 citations92
US4627050ADec 2, 1986
Time division multiplexed computerized branch exchange
ROLM CORP29 citations91
US4600982AJul 15, 1986
Low power consuming AC to DC converter
ROLM CORP13 citations74
US4445048AApr 24, 1984
High speed ribbon cable bus
ROLM CORP17 citations74
US4411004AOct 18, 1983
Inductively coupled sensing circuit and priority system
ROLM CORP13 citations74
US4803699AFeb 7, 1989
Bus apparatus with a plurality of transmitters
ROLM CORP5 citations63