Inventor · disambiguated record
Tatsuo Okamoto
Also filed as: OKAMOTO TATSUO
26 granted patents·1 pending application·519 citations·filing 1976–2011
97Inventor score
Files withMITSUBISHI ELECTRIC CORP17MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5PANASONIC CORP3KIORITZ CORP1SUMITOMO ELECTRIC INDUSTRIES1
Top patents by PatentIndex Score
27 records- 0186US4977105AMethod for manufacturing interconnection structure in semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Dec 11, 1990·83 cites·4 claims
- 0284US7154238B2Semiconductor integrated circuit including a motor driving control apparatus having an amplitude regulation circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Dec 26, 2006·17 cites·14 claims
- 0384US4910578ASemiconductor device having a metal electrode interconnection film with two layers of silicideMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Mar 20, 1990·65 cites·10 claims
- 0481US4043037ACord-type mowing toolKIORITZ CORP·Filed 1976·Granted Aug 23, 1977·40 cites·1 claims
- 0579US4916508ACMOS type integrated circuit and a method of producing sameMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Apr 10, 1990·36 cites·4 claims
- 0677US7746132B2PLL circuitPANASONIC CORP·Filed 2006·Granted Jun 29, 2010·8 cites·3 claims
- 0772US4873163APhotomask materialMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Oct 10, 1989·21 cites·11 claims
- 0870US4707723ASemiconductor device using a refractory metal as an electrode and interconnectionMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Nov 17, 1987·35 cites·9 claims
- 0969US4876164AProcess for manufacturing a photomaskMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Oct 24, 1989·16 cites·7 claims
- 1066US4710790AMOS transistorMITSUBISHI ELECTRIC CORP·Filed 1984·Granted Dec 1, 1987·22 cites·5 claims
- 1165US7898305B2PLL circuitPANASONIC CORP·Filed 2009·Granted Mar 1, 2011·4 cites·1 claims
- 1259US4872050AInterconnection structure in semiconductor device and manufacturing method of the sameMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Oct 3, 1989·26 cites·8 claims
- 1358US6121826AComb filter and method for controlling the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 19, 2000·22 cites·11 claims
- 1457US4985319AProcess for manufacturing a photomaskMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 15, 1991·10 cites·2 claims
- 1557US4665608AMethod of manufacturing semiconductor devicesMITSUBISHI ELECTRIC CORP·Filed 1984·Granted May 19, 1987·19 cites·14 claims
- 1654US7002308B2Motor driving control method and apparatus with amplitude regulation circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Feb 21, 2006·8 cites·13 claims
- 1754US4708904ASemiconductor device and a method of manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Nov 24, 1987·19 cites·11 claims
- 1851US5408114ASemiconductor memory device having cylindrical capacitor and manufacturing method thereofMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Apr 18, 1995·12 cites·1 claims
- 1948US6552402B1Composite MOS transistor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Apr 22, 2003·11 cites·10 claims
- 2046US4903117ASemiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Feb 20, 1990·13 cites·13 claims
- 2145US5892702ASemiconductor memory device and method of manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Apr 6, 1999·8 cites·5 claims
- 2242US2011115531A1Pll circuitPANASONIC CORP·Filed 2011·Application pending·0 cites
- 2341US5506164AMethod of manufacturing a semiconductor device having a cylindrical capacitorMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Apr 9, 1996·5 cites·6 claims
- 2436US6559895B1Analog memory and image processing system for reducing fixed pattern noiseMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted May 6, 2003·5 cites·10 claims
- 2536US4997360AApparatus for manufacturing heat-shrinkable resin tubeSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Mar 5, 1991·10 cites·3 claims
- 2630US4959329ASemiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Sep 25, 1990·2 cites·3 claims
- 2730US4887143ASemiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Dec 12, 1989·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →