Inventor
Masakuni Agetsuma
Inventor
Tokyo, JP
Overview
Patents· 41 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing66%
H04LTransmission of digital information, e.g. telegraphic communication22%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes2%
G11CStatic stores2%
H03MCoding2%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
PatentTitleYear
11,134,121Method and system for recovering data in distributed computing system202111,128,535Computer system and data management method202111,112,973Computer system and data management method202111,089,097Method and system for recovering data in distributed computing system202111,080,192Storage system and storage control method202111,068,367Storage system and storage system control method202111,061,851Computer system, processing method, and driver program202110,990,468Computing system and error handling method for computing system202110,983,720System for converting data protection levels of storage nodes202110,788,996Computer system and process execution method202010,740,088Countermeasure verification assistance system and method202010,740,040System and computer for controlling caching for logical storage202010,705,737Storage system and data arrangement method of storage system202010,698,627Storage system and storage control method202010,621,060Storage system and control software deployment method202010,496,444Computer and control method for computer201910,496,294Data migration method and computer system201910,282,136Storage system and control method thereof201910,083,100Storage system and control software deployment method20189,940,042Distributed storage system, and data-access method therefor20189,684,669'Single instantiation method using file clone and file storage system utilizing the same'20179,477,426'Storage system and storage method'20169,152,506'Management apparatus and management method'20159,077,718'Server machine and network processing method'20159,009,287'Storage system, information processing apparatus, and connection method'20159,009,204'Storage system'20158,868,523'File server for migration of file and method for migrating file'20148,862,558'Single instantiation method using file clone and file storage system utilizing the same'20148,661,128'Server machine and network processing method'20148,583,611'File server for migration of file and method for migrating file'20138,543,602'Access controller that controls access to files by using access control list'20138,533,241'File-sharing system and method for processing files, and program'20138,499,191'Failure recovery method for information processing service and virtual machine image generation apparatus'20138,499,062'Storage system having a virtual connection between a virtual network attached process and a management process, and an information processing apparatus and connection method thereof'20138,407,185'Computer, its processing method, and computer system'20138,266,192'File-sharing system and method for processing files, and program'20128,260,811'Access controller that controls access to files by using access control list'20128,255,898'System software update method'20128,015,559'System software update method'20117,966,357'Method, system, and apparatus for file server resource division'20117,587,436'Method and system for executing directory-basis migration in a global name space'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2021Patents assigned to HITACHI LTD (40)· patent assignee history
2009–2015Based in Yokohama, JP· patent location history
2012–2014Patents assigned to AGETSUMA MASAKUNI (11)· patent assignee history
2012–2014Patents assigned to KAMEI HITOSHI (3)· patent assignee history
2012–2014Patents assigned to NAKAMURA TAKAKI (3)· patent assignee history
2012–2014Patents assigned to NAKANO TAKAHIRO (3)· patent assignee history
2013–2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 40 | 2009–2021 |
| AGETSUMA MASAKUNIself | 11 | 2012–2014 |
| KAMEI HITOSHI | 3 | 2012–2014 |
| NAKAMURA TAKAKI | 3 | 2012–2014 |
| NAKANO TAKAHIRO | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 25 | 2013–2021 |
| Yokohama, JP | 16 | 2009–2015 |