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Inventor

Yasuhiro Tawara

Inventor
Kodaira, JP

Overview

15→
Patents
1997–2019
Patent span
Physics
Primary field (CPC G)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary
G06FElectric digital data processing94%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use6%
PatentTitleYear
10,379,931Computer system20199,612,909'Computer system'20179,176,756'Computer system'20159,009,513'Multiprocessor for providing timers associated with each of processor cores to determine the necessity to change operating frequency and voltage for per core upon the expiration of corresponding timer'20157,263,565'Bus system and integrated circuit having an address monitor unit'20076,996,700'Microcomputer and dividing circuit'20066,343,357'Microcomputer and dividing circuit'20026,272,620'Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation'20016,253,308'Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word'20016,205,535'Branch instruction having different field lengths for unconditional and conditional displacements'20016,131,154'Microcomputer having variable bit width area for displacement'20006,122,724'Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation'20005,991,545'Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word'19995,969,976'Division circuit and the division method thereof'19995,682,545'Microcomputer having 16 bit fixed length instruction format'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2002Patents assigned to HITACHI LTD (9)· patent assignee history
1997–2002Patents assigned to HITACHI VLSI ENG (7)· patent assignee history
1997–2000Patents assigned to HITACHI MICROCOMPUTER SYST (4)· patent assignee history
1997–2006Based in Kodaira, JP· patent location history
2001–2002Patents assigned to HITACHI MICROCOMP SYSTEM LTD (3)· patent assignee history
2007Based in Funabashi, JP· patent location history
2015–2019Patents assigned to RENESAS ELECTRONICS CORP (4)· patent assignee history
2015Based in Kawasaki, JP· patent location history
2015Based in Kanagawa, JP· patent location history
2017–2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD91997–2002
HITACHI VLSI ENG71997–2002
HITACHI MICROCOMPUTER SYST41997–2000
RENESAS ELECTRONICS CORP42015–2019
HITACHI MICROCOMP SYSTEM LTD32001–2002
Locations
LocationPatentsSpan
Kodaira, JP101997–2006
Tokyo, JP22017–2019
Kawasaki, JP12015
Kanagawa, JP12015
Funabashi, JP12007