Inventor
NAGATA MINORU
JP51 patents
⚠️ This page may combine multiple inventors who share the name “NAGATA MINORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
28 patentsUS5949484ASep 7, 1999
Portable terminal apparatus for multimedia communication
HITACHI LTD171 citations99
US6028631AFeb 22, 2000
Portable terminal apparatus for multimedia communication
HITACHI LTD60 citations96
US4825145AApr 25, 1989
Constant current circuit
HITACHI LTD60 citations96
US4317055AFeb 23, 1982
High-voltage circuit for insulated gate field-effect transistor
HITACHI LTD137 citations95
US5412719AMay 2, 1995
Radio paging system with voice transfer function and radio pager
HITACHI LTD57 citations94
US6282611B1Aug 28, 2001
Digital information system, digital audio signal processor and signal converter
HITACHI LTD43 citations92
US5166553ANov 24, 1992
Current mirror circuit employing depletion mode FETs
HITACHI LTD26 citations92
US4881044ANov 14, 1989
Amplifying circuit
HITACHI LTD29 citations92
US4492974AJan 8, 1985
DMOS With gate protection diode formed over base region
HITACHI LTD36 citations92
US4015281AMar 29, 1977
MIS-FETs isolated on common substrate
HITACHI LTD35 citations92
US5842123ANov 24, 1998
Radio paging system with voice transfer function and radio pager
HITACHI LTD26 citations91
US4599576AJul 8, 1986
Insulated gate type field effect semiconductor device and a circuit employing the device
HITACHI LTD42 citations91
US4258379AMar 24, 1981
IIL With in and outdiffused emitter pocket
HITACHI LTD39 citations91
US5061645AOct 29, 1991
Method of manufacturing a bipolar transistor
HITACHI LTD9 citations74
US4857769AAug 15, 1989
Threshold voltage fluctuation compensation circuit for FETS
HITACHI LTD13 citations74
US4258330AMar 24, 1981
Differential current amplifier
HITACHI LTD7 citations74
US4011581AMar 8, 1977
MOSFET antiparasitic layer
HITACHI LTD15 citations74
US4819055AApr 4, 1989
Semiconductor device having a PN junction formed on an insulator film
HITACHI LTD8 citations73
US4543499ASep 24, 1985
I2 L circuitry having operating current supplied by higher-voltage circuitry fabricated on same chip
HITACHI LTD10 citations73
US4429326AJan 31, 1984
I2 L Memory with nonvolatile storage
HITACHI LTD8 citations73
US4860086AAug 22, 1989
Semiconductor device
HITACHI LTD9 citations72
US3983619AOct 5, 1976
Large scale integrated circuit array of unit cells and method of manufacturing same
HITACHI LTD14 citations69
US4933737AJun 12, 1990
Polysilon contacts to IC mesas
HITACHI LTD5 citations63
US4847550AJul 11, 1989
Semiconductor circuit
HITACHI LTD2 citations63
US4589096AMay 13, 1986
IIL semiconductor memory including arrangement for preventing information loss during read-out
HITACHI LTD3 citations63
US4433258AFeb 21, 1984
Complementary Schottky transistor logic circuit
HITACHI LTD4 citations63
US5019523AMay 28, 1991
Process for making polysilicon contacts to IC mesas
HITACHI LTD0 citations52
US4825281AApr 25, 1989
Bipolar transistor with sidewall bare contact structure
HITACHI LTD1 citations52
TOSHIBA KK
5 patentsUS6545557B2Apr 8, 2003
FM signal oscillator circuit and modulation level control method
TOSHIBA KK7 citations74
US4701719AOct 20, 1987
Differential amplification circuit
TOSHIBA KK18 citations74
US11309851B2Apr 19, 2022
Power supply circuitry and radio communication apparatus
TOSHIBA KK0 citations63
US6611549B1Aug 26, 2003
Frequency switching method, voltage controlled oscillator using same and receiver for spread spectrum communication using same
TOSHIBA KK2 citations63
US12155508B2Nov 26, 2024
Digital isolator
TOSHIBA KK0 citations52
PANASONIC IP MAN CO LTD
5 patentsUS11299812B2Apr 12, 2022
Electrolytic solution generator
PANASONIC IP MAN CO LTD2 citations72
US11649553B2May 16, 2023
Electrolytic solution generator
PANASONIC IP MAN CO LTD0 citations62
US12473655B2Nov 18, 2025
Electrolytic liquid production device
PANASONIC IP MAN CO LTD0 citations51
US12385148B2Aug 12, 2025
Electrolytic solution generation device
PANASONIC IP MAN CO LTD0 citations49
US11795072B2Oct 24, 2023
Electrolyzed water generator and electrolyzed water generation system
PANASONIC IP MAN CO LTD0 citations49
SHARP KK
2 patentsHORIE KOJI
2 patentsSEIKO EPSON CORP
1 patentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentSONY CORP
1 patentHIRASHIKI KENICHI
1 patentAGENCY IND SCIENCE TECHN
1 patentNEC CORP
1 patentMITSUBISHI HEAVY IND PRINTING
1 patentPANASONIC INTELLECTUAL PROPERTY MAN CO LTD
1 patentShowing the top 50 of 51 patents by PatentIndex Score.