Inventor
KIHARA TOSHIMASA
JP26 patents
⚠️ This page may combine multiple inventors who share the name “KIHARA TOSHIMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
25 patentsUS4615005ASep 30, 1986
Data processing apparatus with clock signal control by microinstruction for reduced power consumption and method therefor
HITACHI LTD185 citations99
US5682545AOct 28, 1997
Microcomputer having 16 bit fixed length instruction format
HITACHI LTD64 citations97
US5175840ADec 29, 1992
Microcomputer having a PROM including data security and test circuitry
HITACHI LTD107 citations96
US4788665ANov 29, 1988
Semiconductor memory
HITACHI LTD71 citations96
US6272620B1Aug 7, 2001
Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation
HITACHI LTD22 citations92
US5136546AAug 4, 1992
Semiconductor memory
HITACHI LTD28 citations92
US4691298ASep 1, 1987
Semiconductor memory
HITACHI LTD28 citations92
US4404659ASep 13, 1983
Programmable read only memory
HITACHI LTD39 citations92
US4095278AJun 13, 1978
Instruction altering system
HITACHI LTD37 citations92
US4860087AAug 22, 1989
Semiconductor device and process for producing the same
HITACHI LTD38 citations91
US6253308B1Jun 26, 2001
Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word
HITACHI LTD11 citations82
US6122724ASep 19, 2000
Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation
HITACHI LTD15 citations82
US5991545ANov 23, 1999
Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word
HITACHI LTD10 citations82
US5969976AOct 19, 1999
Division circuit and the division method thereof
HITACHI LTD16 citations82
US3989940ANov 2, 1976
Binary incrementer circuit
HITACHI LTD22 citations82
US5313650AMay 17, 1994
System for performing writes to non-volatile memory elements in a minimal time
HITACHI LTD13 citations74
US5261110ANov 9, 1993
System for performing writes to non-volatile memory elements in a minimal time
HITACHI LTD13 citations74
US4984212AJan 8, 1991
Semiconductor memory
HITACHI LTD6 citations74
US4905195AFeb 27, 1990
Semiconductor memory
HITACHI LTD9 citations74
US4031514AJun 21, 1977
Addressing system in an information processor
HITACHI LTD7 citations74
US6343357B1Jan 29, 2002
Microcomputer and dividing circuit
HITACHI LTD6 citations73
US6131154AOct 10, 2000
Microcomputer having variable bit width area for displacement
HITACHI LTD8 citations73
US6205535B1Mar 20, 2001
Branch instruction having different field lengths for unconditional and conditional displacements
HITACHI LTD6 citations62
US4653026AMar 24, 1987
Nonvolatile memory device or a single crystal silicon film
HITACHI LTD3 citations62
US4250493AFeb 10, 1981
Analog-to-digital converter employing constant-current circuit incorporating MISFET
HITACHI LTD5 citations62