Inventor · disambiguated record
Nobuo Shiga
Also filed as: SHIGA NOBUO
67 granted patents·1 pending application·1,095 citations·filing 1987–2014
99Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES57KAWASAKI STEEL CO4FUJIKAWA KAZUHIRO2JFE STEEL CORP2HATSUKAWA SATOSHI1
Top patents by PatentIndex Score
68 records- 0191US5742480AOptical module circuit board having flexible structureSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Apr 21, 1998·131 cites·13 claims
- 0291US5381157AMonolithic microwave integrated circuit receiving device having a space between antenna element and substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jan 10, 1995·106 cites·17 claims
- 0390US5723904APackaged semiconductor device suitable to be mounted and connected to microstrip line structure boardSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Mar 3, 1998·115 cites·5 claims
- 0489US5596665AOptical module having structure for defining fixing position of sleeveSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jan 21, 1997·102 cites·16 claims
- 0588US5425167AMethod of making a transformer for monolithic microwave integrated circuitSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Jun 20, 1995·53 cites·2 claims
- 0685US10693387B2TransformerSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jun 23, 2020·9 cites·16 claims
- 0780US10519534B2Iron-based amorphous alloy thin stripJFE STEEL CORP·Filed 2014·Granted Dec 31, 2019·1 cites·8 claims
- 0880US5396101AInductance elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Mar 7, 1995·58 cites·6 claims
- 0978US8760223B2Switching circuitFUJIKAWA KAZUHIRO·Filed 2012·Granted Jun 24, 2014·6 cites·11 claims
- 1077US5376942AReceiving device with separate substrate surfaceSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Dec 27, 1994·45 cites·18 claims
- 1176US4791386ADigital phase-locked loop with random walk filterSUMITOMO ELECTRIC INDUSTRIES·Filed 1987·Granted Dec 13, 1988·26 cites·7 claims
- 1274US5765625AMethod and apparatus for manufacturing amorphous metal ribbonKAWASAKI STEEL CO·Filed 1996·Granted Jun 16, 1998·17 cites·10 claims
- 1372US5245505ACapacitor elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Sep 14, 1993·34 cites·9 claims
- 1472US5240546AApparatus for peeling semiconductor substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Aug 31, 1993·48 cites·19 claims
- 1570US6273967B1Low boron amorphous alloy and process for producing sameKAWASAKI STEEL CO·Filed 1997·Granted Aug 14, 2001·13 cites·5 claims
- 1660US5248947AMicrowave oscillator having microstrip antenna for test purposesSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Sep 28, 1993·19 cites·11 claims
- 1758USD396210SOptical receiver/transmitter moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Jul 21, 1998·10 cites·1 claims
- 1858US4955683AApparatus and a method for coupling an optically operative device with an optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Sep 11, 1990·18 cites·19 claims
- 1957US5172074ALow noise multi-stage type amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Dec 15, 1992·13 cites·4 claims
- 2054US9022097B2Method and installation for manufacturing thin metal stripJFE STEEL CORP·Filed 2012·Granted May 5, 2015·0 cites·4 claims
- 2153US5493136AField effect transistor and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Feb 20, 1996·16 cites·13 claims
- 2253US5010305AMicrowave integrated circuitSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Apr 23, 1991·9 cites·18 claims
- 2353US4946246AApparatus for manufacturing an optical transmission moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Aug 7, 1990·13 cites·2 claims
- 2450US8917142B2Switching circuit and envelope signal amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Dec 23, 2014·1 cites·9 claims
- 2550US8536930B2Switching circuitHATSUKAWA SATOSHI·Filed 2012·Granted Sep 17, 2013·1 cites·8 claims
- 2650US5602501AMixer circuit using a dual gate field effect transistorSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Feb 11, 1997·13 cites·54 claims
- 2749US10320305B2TransformerSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jun 11, 2019·0 cites·8 claims
- 2849US9712069B2Distributed-constant type transformer for voltage conversionSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jul 18, 2017·0 cites·6 claims
- 2949US5389807AField effect transistorSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Feb 14, 1995·12 cites·13 claims
- 3047US5652425APhotoelectric conversion module with noise compensationSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jul 29, 1997·14 cites·13 claims
- 3147US5291153AOscillating MMIC circuit with dielectric resonatorSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Mar 1, 1994·8 cites·5 claims
- 3246US5416660APackage for microwave deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted May 16, 1995·14 cites·5 claims
- 3346US5227738AMultistage amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jul 13, 1993·14 cites·16 claims
- 3445US5322113AMethod of producing amorphous alloy thin strip for commercial frequency band transformersKAWASAKI STEEL CO·Filed 1992·Granted Jun 21, 1994·7 cites·6 claims
- 3545US5300897AAmplifier protection circuitSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Apr 5, 1994·13 cites·19 claims
- 3645US5164581AConcentric photoelectric light-receiving elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1990·Granted Nov 17, 1992·11 cites·1 claims
- 3744US5248948AOscillating circuit device with a variable capacitorSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Sep 28, 1993·9 cites·14 claims
- 3844US5032885ASemiconductor device including a light receiving element, an amplifier, and an equalizer having a capacitor with the same laminate structure as the light receiving elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Jul 16, 1991·6 cites·8 claims
- 3943US9154052B2Power inverter circuit having switching elementsSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Oct 6, 2015·0 cites·2 claims
- 4043US5444399AMixer circuitSOMITOMO ELECTRIC IND LTD·Filed 1993·Granted Aug 22, 1995·12 cites·21 claims
- 4143US5396132AMESFET mixer circuit having a pulse doped structureSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Mar 7, 1995·9 cites·7 claims
- 4241US2013037824A1Power semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Application pending·0 cites
- 4340US5168329AMicrowave semiconductor device capable of controlling a threshold voltageSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Dec 1, 1992·7 cites·5 claims
- 4440US5164686AHigh-frequency oscillator having a field-effect transistor with a stepwise increasing active layer carrier concentrationSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Nov 17, 1992·7 cites·5 claims
- 4540US5067006ASemiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1990·Granted Nov 19, 1991·6 cites·3 claims
- 4638US5309119AOscillating circuit with a ring shaped resonator of superconducting material coupled theretoSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted May 3, 1994·6 cites·2 claims
- 4737US9007738B2Transistor protection circuitSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Apr 14, 2015·0 cites·7 claims
- 4837US5499673AMethod of and apparatus for conveying and guiding thin metal strip formed by quenchingKAWASAKI STEEL CO·Filed 1994·Granted Mar 19, 1996·2 cites·15 claims
- 4937US5206607AInput matching circuitSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Apr 27, 1993·5 cites·3 claims
- 5037US5180996AHigh frequency oscillator having capacitor and microstrip line output filterSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Jan 19, 1993·6 cites·2 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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