Inventor
SUGAWARA TSUTOMU
JP21 patents
⚠️ This page may combine multiple inventors who share the name “SUGAWARA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
6 patentsUS5940769AAug 17, 1999
Radio communication system having re-send control method
TOSHIBA KK89 citations96
US5802469ASep 1, 1998
Radio communication system selectable low speed bi-directional communication and high-speed down link communication
TOSHIBA KK92 citations96
US5521548AMay 28, 1996
Phase detector
TOSHIBA KK46 citations92
US7839676B2Nov 23, 2010
Magnetic memory device
TOSHIBA KK12 citations84
US8009484B2Aug 30, 2011
Read circuit and read method
TOSHIBA KK3 citations62
US7903455B2Mar 8, 2011
Magnetic memory device
TOSHIBA KK4 citations60
TOKYO SHIBAURA ELECTRIC CO
6 patentsUS4390847AJun 28, 1983
Muting device
TOKYO SHIBAURA ELECTRIC CO9 citations74
US4379995AApr 12, 1983
Gain controlled amplifier
TOKYO SHIBAURA ELECTRIC CO11 citations74
US4455535AJun 19, 1984
Frequency characteristic adjusting apparatus
TOKYO SHIBAURA ELECTRIC CO8 citations73
US4301420ANov 17, 1981
Frequency characteristic-adjusting apparatus
TOKYO SHIBAURA ELECTRIC CO9 citations73
US4559457ADec 17, 1985
Sampling circuit
TOKYO SHIBAURA ELECTRIC CO5 citations62
US4123723AOct 31, 1978
Transistor amplifier circuit
TOKYO SHIBAURA ELECTRIC CO2 citations62
TOKYO ELECTRON LTD
2 patentsUS6131139AOct 10, 2000
Apparatus and method of simultaneously reading and writing data in a semiconductor device having a plurality of flash memories
TOKYO ELECTRON LTD142 citations93
US12487129B2Dec 2, 2025
Semiconductor manufacturing apparatus including temperature sensor inside gas pipe and temperature control method thereof
TOKYO ELECTRON LTD0 citations62