Inventor

Tadaaki Isobe

Inventor

Hadano, JP

Overview

22→

Patents

1989–2002

Patent span

Physics

Primary field (CPC G)

Patents· 22 as inventor

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

G06Fprimary

G06FElectric digital data processing72%

G11CStatic stores16%

H04LTransmission of digital information, e.g. telegraphic communication12%

PatentTitleYear

6,430,651'Memory device for constituting a memory subsystem of a data processing apparatus'2002 6,336,190'Storage apparatus'2002 6,266,735'Information processing system'2001 6,263,406'Parallel processor synchronization and coherency control method and system'2001 6,119,150'Message passing distributed shared memory system that eliminates unnecessary software controlled cache flushes or purges'2000 6,119,199'Information processing system'2000 6,078,623'Data transmission apparatus and method'2000 5,968,135'Processing instructions up to load instruction after executing sync flag monitor instruction during plural processor shared memory store/load access synchronization'1999 5,857,110'Priority control with concurrent switching of priorities of vector processors, for plural priority circuits for memory modules shared by the vector processors'1999 5,822,605'Parallel processor system with a broadcast message serializing circuit provided within a network'1998 5,822,329'Data-transmitter-receiver'1998 5,787,301'Parallel computer system'1998 5,729,550'Data transmitter-receiver'1998 5,617,575'Interprocessor priority control system for multivector processor'1997 5,602,781'Memory device having a plurality of sets of data buffers'1997 5,475,849'Memory control device with vector processors and a scalar processor'1995 5,432,920'Store control method with hierarchic priority scheme for computer system'1995 5,392,443'Vector processor with a memory assigned with skewed addresses adapted for concurrent fetching of a number of vector elements belonging to the same vector data'1995 5,367,654'Method and apparatus for controlling storage in computer system utilizing forecasted access requests and priority decision circuitry'1994 5,293,602'Multiprocessor computer system with dedicated synchronizing cache'1994 5,060,148'Control system for vector processor with serialization instruction for memory accesses for pipeline operation'1991 4,843,543'Storage control method and apparatus'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2002Patents assigned to HITACHI LTD (21)· patent assignee history

1989–2002Based in Hadano, JP· patent location history

1991Patents assigned to HITACHI COMPUTER ENG (1)· patent assignee history

1995Based in Kanagawa, JP· patent location history

1997Patents assigned to HITACHI INC (1)· patent assignee history

1998Patents assigned to HITACHI ULSI ENG CORP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	21	1989–2002
HITACHI ULSI ENG CORP	2	1998
HITACHI COMPUTER ENG	1	1991
HITACHI INC	1	1997

Locations

Location	Patents	Span
Hadano, JP	21	1989–2002
Kanagawa, JP	1	1995