Inventor

Takashi Sumiyoshi

Inventor

Yokohama, JP

Overview

25→

Patents

1987–2020

Patent span

Physics

Primary field (CPC G)

Patents· 25 as inventor

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

G06Fprimary

G06FElectric digital data processing24%

G01NInvestigating or analysing materials by determining their chemical or physical properties12%

H01JElectric discharge tubes or discharge lamps10%

H04LTransmission of digital information, e.g. telegraphic communication8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

G06KGraphical data reading6%

G10LSpeech analysis techniques or speech synthesis6%

B25JManipulators4%

G05BControl or regulating systems in general4%

G06VImage or video recognition or understanding4%

PatentTitleYear

10,794,878Gas chromatograph mass spectrometer2020 10,732,643Control system, moving object, and control apparatus2020 10,691,898Synchronization method for visual information and auditory information and information processing device2020 10,629,222Sound signal procession method and device2020 10,339,381Control apparatus, control system, and control method2019 10,317,380Chromatograph mass spectrometer and program2019 9,989,626Mobile robot and sound source position estimation system2018 9,983,180Mass spectrometry method, chromatograph mass spectrometer, and program for mass spectrometry2018 9,514,922'Mass analysis data processing apparatus'2016 9,429,549'Chromatograph mass spectrometer'2016 8,735,809'Chromatograph mass spectrometer'2014 8,168,942'Chromatograph mass spectrometer'2012 7,864,703'Packet communication device'2011 7,826,393'Management computer and computer system for setting port configuration information'2010 7,801,060'Network management apparatus and network system'2010 7,333,488'Multicast delivery control apparatus and method'2008 5,638,508'Method and a system for processing a log record'1997 5,377,352'Method of scheduling tasks with priority to interrupted task locking shared resource'1994 5,333,314'Distributed data base system of composite subsystem type, and method of fault recovery for the system'1994 5,329,628'Database system providing direct access for reads and indirect locked access for writes and reads in which an error was detected in previous attempt'1994 5,274,809'Task execution control method for a multiprocessor system with enhanced post/wait procedure'1993 5,065,311'Distributed data base system of composite subsystem type, and method fault recovery for the system'1991 5,062,046'Multiple processor system having a correspondence table for transferring processing control between instruction processors'1991 4,733,349'Method for recording and managing processing history information using a plurality of storage devices'1988 4,652,940'Method of identifying magnetic tape as tape for journal'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2020Patents assigned to HITACHI LTD (18)· patent assignee history

1987–1997Based in Yokohama, JP· patent location history

1993–1997Patents assigned to HITACHI MICROCUMPUTER ENG (2)· patent assignee history

2008–2011Based in Kokubunji, JP· patent location history

2012–2020Patents assigned to SHIMADZU CORP (7)· patent assignee history

2012Patents assigned to SUMIYOSHI TAKASHI (1)· patent assignee history

2012–2020Based in Kyoto, JP· patent location history

2018–2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	18	1987–2020
SHIMADZU CORP	7	2012–2020
HITACHI MICROCUMPUTER ENG	2	1993–1997
SUMIYOSHI TAKASHIself	1	2012

Locations

Location	Patents	Span
Yokohama, JP	9	1987–1997
Kyoto, JP	7	2012–2020
Tokyo, JP	5	2018–2020
Kokubunji, JP	4	2008–2011