Inventor · disambiguated record
Katsumi Dosaka
Also filed as: DOSAKA KATSUMI
123 granted patents·7 pending applications·4,506 citations·filing 1985–2018
99Inventor score
Files withMITSUBISHI ELECTRIC CORP88RENESAS TECH CORP19RENESAS ELECTRONICS CORP12MITSUBISHI ELECTRIC ENG3WATANABE NAOYA3
Top patents by PatentIndex Score
130 records- 0199US7791962B2Semiconductor device and semiconductor signal processing apparatusRENESAS TECH CORP·Filed 2008·Granted Sep 7, 2010·411 cites·8 claims
- 0299US7562198B2Semiconductor device and semiconductor signal processing apparatusRENESAS TECH CORP·Filed 2005·Granted Jul 14, 2009·428 cites·22 claims
- 0396US8089819B2Semiconductor device and semiconductor signal processing apparatusNODA HIDEYUKI·Filed 2010·Granted Jan 3, 2012·30 cites·9 claims
- 0496US6452859B1Dynamic semiconductor memory device superior in refresh characteristicsMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Sep 17, 2002·122 cites·35 claims
- 0596US5774409AMulti-bank dRAM suitable for integration with processor on common semiconductor chipMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jun 30, 1998·120 cites·5 claims
- 0696US5278789ASemiconductor memory device with improved buffer for generating internal write designating signal and operating method thereofMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Jan 11, 1994·152 cites·11 claims
- 0795US4933907ADynamic random access memory device and operating method thereforMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Jun 12, 1990·104 cites·19 claims
- 0894US8164934B2Content addressable memoryWATANABE NAOYA·Filed 2010·Granted Apr 24, 2012·18 cites·4 claims
- 0994US7463501B2Semiconductor memory deviceRENESAS TECH CORP·Filed 2006·Granted Dec 9, 2008·32 cites·16 claims
- 1094US5777942ASemiconductor memory device including dynamic type memory and static type memory formed on the common chip and an operating method thereofMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Jul 7, 1998·107 cites·25 claims
- 1194US4961007ASubstrate bias potential generator of a semiconductor integrated circuit device and a generating method thereforMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Oct 2, 1990·101 cites·17 claims
- 1294US4943960ASelf-refreshing of dynamic random access memory device and operating method thereforMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jul 24, 1990·93 cites·10 claims
- 1393US5521878AClock synchronous semiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 1994·Granted May 28, 1996·85 cites·28 claims
- 1492US9106859B2Solid-state image pickup device with plurality of convertersRENESAS ELECTRONICS CORP·Filed 2012·Granted Aug 11, 2015·24 cites·6 claims
- 1592US6400625B2Semiconductor integrated circuit device capable of performing operational test for contained memory core at operating frequency higher than that of memory testerMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jun 4, 2002·66 cites·13 claims
- 1692US4837747ARedundary circuit with a spare main decoder responsive to an address of a defective cell in a selected cell blockMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Jun 6, 1989·77 cites·18 claims
- 1791US7007215B2Test circuit capable of testing embedded memory with reliabilityRENESAS TECH CORP·Filed 2002·Granted Feb 28, 2006·46 cites·12 claims
- 1891US6356484B2Semiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Mar 12, 2002·42 cites·5 claims
- 1991US6347063B1Semiconductor memory device including dynamic type memory and static type memory formed on the common chip and an operating method thereofMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Feb 12, 2002·66 cites·5 claims
- 2091US4954992ARandom access memory having separate read out and write in bus lines for reduced access time and operating method thereforMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Sep 4, 1990·73 cites·13 claims
- 2190US8947567B2Image pickup apparatus having photoelectric conversion functionRENESAS ELECTRONICS CORP·Filed 2013·Granted Feb 3, 2015·9 cites·12 claims
- 2290US5940342AMulti-bank DRAM suitable for integration with processor on common semiconductor chipMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Aug 17, 1999·61 cites·11 claims
- 2390US5652723ASemiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Jul 29, 1997·51 cites·38 claims
- 2490US4961167ASubstrate bias generator in a dynamic random access memory with auto/self refresh functions and a method of generating a substrate bias thereinMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Oct 2, 1990·61 cites·24 claims
- 2589US5751655ASynchronous type semiconductor memory device having internal operation timings determined by count values of an internal counterMITSUBISHI ELECTRIC CORP·Filed 1997·Granted May 12, 1998·75 cites·11 claims
- 2688US8441565B2Image pickup apparatusSUZUKI ZENZO·Filed 2010·Granted May 14, 2013·11 cites·9 claims
- 2788US5010259AVoltage boosting circuit and operating method thereofMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Apr 23, 1991·40 cites·12 claims
- 2888US4675850ASemiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Jun 23, 1987·58 cites·3 claims
- 2987US6650583B2Test circuit device capable of identifying error in stored data at memory cell level and semiconductor integrated circuit device including the sameMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Nov 18, 2003·45 cites·14 claims
- 3087US5708622AClock synchronous semiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jan 13, 1998·53 cites·7 claims
- 3187US5151614ACircuit having charge compensation and an operation method of the sameMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Sep 29, 1992·46 cites·29 claims
- 3286US6233195B1Multi-bank DRAM suitable for integration with processor on common semiconductor chipMITSUBISHI ELECTRIC CORP·Filed 1999·Granted May 15, 2001·47 cites·2 claims
- 3386US5835448AClock synchronous semiconductor memory device for determining an operation modeMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Nov 10, 1998·48 cites·17 claims
- 3485US6295238B1Semiconductor memory device having a circuit for fast operationMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Sep 25, 2001·29 cites·8 claims
- 3585US5726947ASynchronous semiconductor memory device suitable for graphic data processingMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Mar 10, 1998·58 cites·18 claims
- 3684US6240045B1Synchronous semiconductor integrated circuit capable of improving immunity from malfunctionsMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 29, 2001·37 cites·10 claims
- 3784US5974493AMicrocomputer with processor bus having smaller width than memory busMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Oct 26, 1999·118 cites·38 claims
- 3884US5544121ASemiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Aug 6, 1996·33 cites·2 claims
- 3984US4984206ARandom access memory with reduced access time in reading operation and operating method thereofMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 8, 1991·46 cites·32 claims
- 4083US5680363ASemiconductor memory capable of transferring data at a high speed between an SRAM and a DRAM arrayMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Oct 21, 1997·55 cites·18 claims
- 4183US5603009ASemiconductor memory device including a data transfer circuit for transferring data between a DRAM and an SRAMMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Feb 11, 1997·40 cites·8 claims
- 4282US8310852B2Content addressable memoryWATANABE NAOYA·Filed 2012·Granted Nov 13, 2012·5 cites·1 claims
- 4382US6333873B1Semiconductor memory device with an internal voltage generating circuitMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Dec 25, 2001·49 cites·47 claims
- 4481US6378102B1Synchronous semiconductor memory device with multi-bank configurationMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Apr 23, 2002·23 cites·6 claims
- 4581US6170036B1Semiconductor memory device and data transfer circuit for transferring data between a DRAM and a SRAMMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jan 2, 2001·37 cites·30 claims
- 4681US5559750ASemiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Sep 24, 1996·28 cites·2 claims
- 4780US6646944B2Semiconductor memory deviceMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Nov 11, 2003·28 cites·18 claims
- 4880US6091659ASynchronous semiconductor memory device with multi-bank configurationMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jul 18, 2000·36 cites·9 claims
- 4980US6008674ASemiconductor integrated circuit device with adjustable high voltage detection circuitMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Dec 28, 1999·46 cites·6 claims
- 5080US4907199ADynamic semiconductor memory device and method for controllig the precharge/refresh and access modes thereofMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Mar 6, 1990·38 cites·12 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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