Inventor · disambiguated record
Masatsugu Kametani
Also filed as: KAMETANI MASATSUGU
31 granted patents·1,213 citations·filing 1986–2002
98Inventor score
Files withHITACHI LTD31
Top patents by PatentIndex Score
31 records- 0194US6580075B2Charged particle beam scanning type automatic inspecting apparatusHITACHI LTD·Filed 2002·Granted Jun 17, 2003·55 cites·4 claims
- 0290US5568617AProcessor element having a plurality of processors which communicate with each other and selectively use a common busHITACHI LTD·Filed 1994·Granted Oct 22, 1996·93 cites·8 claims
- 0390US4953074AFunction-distributed control apparatusHITACHI LTD·Filed 1988·Granted Aug 28, 1990·80 cites·17 claims
- 0489US5909052ASemiconductor device having plural chips with the sides of the chips in face-to-face contact with each other in the same crystal planeHITACHI LTD·Filed 1995·Granted Jun 1, 1999·101 cites·32 claims
- 0589US5297260AProcessor having a plurality of CPUS with one CPU being normally connected to common busHITACHI LTD·Filed 1991·Granted Mar 22, 1994·88 cites·18 claims
- 0687US4803613ADecentralized master-slave control apparatusHITACHI LTD·Filed 1986·Granted Feb 7, 1989·72 cites·20 claims
- 0783US5724540AMemory system having a column address counter and a page address counterHITACHI LTD·Filed 1993·Granted Mar 3, 1998·55 cites·30 claims
- 0883US5335336AMemory device having refresh mode returning previous page address for resumed page modeHITACHI LTD·Filed 1993·Granted Aug 2, 1994·46 cites·22 claims
- 0981US5388056AMethod and system for vibration testHITACHI LTD·Filed 1992·Granted Feb 7, 1995·41 cites·28 claims
- 1081US5371653ACircuit board, electronic circuit chip-mounted circuit board and circuit board apparatusHITACHI LTD·Filed 1993·Granted Dec 6, 1994·61 cites·4 claims
- 1180US6538248B1Charged particle beam scanning type automatic inspecting apparatusHITACHI LTD·Filed 1999·Granted Mar 25, 2003·30 cites·10 claims
- 1280US5452461AProgram parallelizing apparatus capable of optimizing processing timeHITACHI LTD·Filed 1993·Granted Sep 19, 1995·86 cites·9 claims
- 1379US5590030ACircuit board capable of efficiently conducting heat through an inside thereof using thermal lands surrounding through-hole connectionsHITACHI LTD·Filed 1994·Granted Dec 31, 1996·53 cites·5 claims
- 1479US5479635AMemory device including DRAMs for high-speed accessingHITACHI LTD·Filed 1994·Granted Dec 26, 1995·38 cites·15 claims
- 1572US6647465B2Realtime parallel processor system for transferring common information among parallel processors to a cache memory systemHITACHI LTD·Filed 2001·Granted Nov 11, 2003·19 cites·7 claims
- 1672US5481747ASynchronous method and apparatus for processorsHITACHI LTD·Filed 1994·Granted Jan 2, 1996·51 cites·23 claims
- 1767US5960458AShared memory systemHITACHI LTD·Filed 1996·Granted Sep 28, 1999·45 cites·2 claims
- 1862US5422834ASimulation method and system for simulating drive mechanismHITACHI LTD·Filed 1993·Granted Jun 6, 1995·22 cites·20 claims
- 1960US5107420ASynchronous apparatus for processorsHITACHI LTD·Filed 1987·Granted Apr 21, 1992·27 cites·18 claims
- 2056US6379998B1Semiconductor device and method for fabricating the sameHITACHI LTD·Filed 1993·Granted Apr 30, 2002·20 cites·6 claims
- 2154US5361369ASynchronous method of, and apparatus for, allowing a processor to process a next task before synchronization between a predetermined group of processorsHITACHI LTD·Filed 1991·Granted Nov 1, 1994·23 cites·6 claims
- 2253US6486472B2Inspecting system using electron beam and inspecting method using sameHITACHI LTD·Filed 2001·Granted Nov 26, 2002·2 cites·10 claims
- 2353US6161168AShared memory systemHITACHI LTD·Filed 1998·Granted Dec 12, 2000·22 cites·21 claims
- 2453US4956800AArithmetic operation processing apparatus of the parallel processing type and compiler which is used in this apparatusHITACHI LTD·Filed 1988·Granted Sep 11, 1990·19 cites·13 claims
- 2551US5968150AProcessor element having a plurality of CPUs for use in a multiple processor systemHITACHI LTD·Filed 1995·Granted Oct 19, 1999·13 cites·27 claims
- 2644US5537602AProcess system for controlling bus system to communicate data between resource and processorHITACHI LTD·Filed 1994·Granted Jul 16, 1996·14 cites·21 claims
- 2741US5655082ACommunication control apparatus between processor systemsHITACHI LTD·Filed 1996·Granted Aug 5, 1997·11 cites·18 claims
- 2841US4870608AMethod and apparatus for floating point operationHITACHI LTD·Filed 1987·Granted Sep 26, 1989·10 cites·9 claims
- 2940US5530889AHierarchical structure processor having at least one sub-sequencer for executing basic instructions of a macro instructionHITACHI LTD·Filed 1995·Granted Jun 25, 1996·13 cites·8 claims
- 3031US5289586ADigital information transmission apparatus and method of driving information transmission bus system thereofHITACHI LTD·Filed 1992·Granted Feb 22, 1994·3 cites·11 claims
- 3130US5367662ADistributed machine state controlled processor system with a CPU clocked with a reference signal delayed from a system clockHITACHI LTD·Filed 1993·Granted Nov 22, 1994·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →