Inventor
KAMETANI MASATSUGU
JP31 patents
Patents
31 patentsUS5909052AJun 1, 1999
Semiconductor device having plural chips with the sides of the chips in face-to-face contact with each other in the same crystal plane
HITACHI LTD101 citations97
US5590030ADec 31, 1996
Circuit board capable of efficiently conducting heat through an inside thereof using thermal lands surrounding through-hole connections
HITACHI LTD53 citations96
US5568617AOct 22, 1996
Processor element having a plurality of processors which communicate with each other and selectively use a common bus
HITACHI LTD93 citations96
US5481747AJan 2, 1996
Synchronous method and apparatus for processors
HITACHI LTD51 citations96
US5452461ASep 19, 1995
Program parallelizing apparatus capable of optimizing processing time
HITACHI LTD86 citations96
US5371653ADec 6, 1994
Circuit board, electronic circuit chip-mounted circuit board and circuit board apparatus
HITACHI LTD61 citations96
US5335336AAug 2, 1994
Memory device having refresh mode returning previous page address for resumed page mode
HITACHI LTD46 citations96
US5297260AMar 22, 1994
Processor having a plurality of CPUS with one CPU being normally connected to common bus
HITACHI LTD88 citations96
US6580075B2Jun 17, 2003
Charged particle beam scanning type automatic inspecting apparatus
HITACHI LTD55 citations95
US4953074AAug 28, 1990
Function-distributed control apparatus
HITACHI LTD80 citations95
US4803613AFeb 7, 1989
Decentralized master-slave control apparatus
HITACHI LTD72 citations95
US6538248B1Mar 25, 2003
Charged particle beam scanning type automatic inspecting apparatus
HITACHI LTD30 citations92
US6379998B1Apr 30, 2002
Semiconductor device and method for fabricating the same
HITACHI LTD20 citations92
US6161168ADec 12, 2000
Shared memory system
HITACHI LTD22 citations92
US5960458ASep 28, 1999
Shared memory system
HITACHI LTD45 citations92
US5724540AMar 3, 1998
Memory system having a column address counter and a page address counter
HITACHI LTD55 citations92
US5479635ADec 26, 1995
Memory device including DRAMs for high-speed accessing
HITACHI LTD38 citations92
US5422834AJun 6, 1995
Simulation method and system for simulating drive mechanism
HITACHI LTD22 citations92
US5388056AFeb 7, 1995
Method and system for vibration test
HITACHI LTD41 citations92
US5361369ANov 1, 1994
Synchronous method of, and apparatus for, allowing a processor to process a next task before synchronization between a predetermined group of processors
HITACHI LTD23 citations92
US5107420AApr 21, 1992
Synchronous apparatus for processors
HITACHI LTD27 citations92
US6647465B2Nov 11, 2003
Realtime parallel processor system for transferring common information among parallel processors to a cache memory system
HITACHI LTD19 citations83
US5968150AOct 19, 1999
Processor element having a plurality of CPUs for use in a multiple processor system
HITACHI LTD13 citations74
US5537602AJul 16, 1996
Process system for controlling bus system to communicate data between resource and processor
HITACHI LTD14 citations74
US5530889AJun 25, 1996
Hierarchical structure processor having at least one sub-sequencer for executing basic instructions of a macro instruction
HITACHI LTD13 citations74
US4956800ASep 11, 1990
Arithmetic operation processing apparatus of the parallel processing type and compiler which is used in this apparatus
HITACHI LTD19 citations74
US4870608ASep 26, 1989
Method and apparatus for floating point operation
HITACHI LTD10 citations74
US5655082AAug 5, 1997
Communication control apparatus between processor systems
HITACHI LTD11 citations73
US6486472B2Nov 26, 2002
Inspecting system using electron beam and inspecting method using same
HITACHI LTD2 citations63
US5289586AFeb 22, 1994
Digital information transmission apparatus and method of driving information transmission bus system thereof
HITACHI LTD3 citations62
US5367662ANov 22, 1994
Distributed machine state controlled processor system with a CPU clocked with a reference signal delayed from a system clock
HITACHI LTD0 citations42