Kiyokuni Kawachiya  Kiyokuni Kawachiya photo         

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Senior Technical Staff Member, Ph.D.
IBM Research - Tokyo
  

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Professional Associations

Professional Associations:  ACM  |  IPSJ  |  Japan Society for Software Science and Technology

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2017

Profile-based per-device code optimization
Kiyokuni Kawachiya, Kazuaki Ishizaki, Moriyoshi Ohara, Mikio Takeuchi
US Patent 9,612,810
Abstract

Reducing cost of deserialization by skipping unused array regions
Horie Michihiro, Kawachiya Kiyokuni, Takeuchi Mikio
serialization, real time computing, copying, computer science, computer hardware, code
Abstract

REMOTE DIRECT MEMORY ACCESS-BASED ON STATIC ANALYSIS OF ASYNCHRONOUS BLOCKS
Michihiro Horie, Hiroshi H. Horii, Kiyokuni Kawachiya, Mikio Takeuchi
static analysis, remote direct memory access, parallel computing, distributed computing, computer science, compiler, asynchronous communication
Abstract


2016

Remote direct memory access-based method of transferring arrays of objects including garbage data
Horie, Michihiro and Kawachiya, Kiyokuni and Takeuchi, Mikio
US Patent App. 15/045,869
Abstract

Obtaining correct compile results by absorbing mismatches between data types representations
Horie, Michihiro and Horii, Hiroshi H and Kawachiya, Kiyokuni and Takeuchi, Mikio
US Patent 9,459,848
Abstract


2015

Resilient Distributed Garbage Collection
Kawachiya, Kiyokuni
US Patent App. 14/970,327
Abstract

Fault Tolerant Distributed Computation
Kawachiya, Kiyokuni and Saraswat, Vijay A
US Patent App. 14/627,312
Abstract


2014

Method, program, and system for reducing the cost of stack scanning
Kawachiya, Kiyokuni and Onodera, Tamiya
US Patent App. 14/567,526
Abstract


2013





Method, program and system for generating hash codes to identify objects
Kiyokuni Kawachiya, Tamiya Nodera, Mikio Takeuchi, Salikh S Zakirov
US Patent App. 13/752,435

Method and System for Speeding Up Mutual Exclusion
T. Ogasawara, A. Koseki, H. Komatsu, K. Kawachiya, T. Onodera
US Patent App. 12/173,551

Image drawing system, image drawing server, image drawing method, and computer program
Hiroshi Horri, Kiyokuni Kawachiya, Akira Koseki, Toshihiro Takahashi
US Patent 8,411,091


2012




Managing memory of a computer
Kiyokuni Kawachiya, Kazunori Ogata
US Patent App. 13/564,958






Network computing over multiple resource centers
Kirk A Beaty, Yasuharu Katsuno, Kiyokuni Kawachiya, Takayuki Kushida, Vijay K Naik, Yih-shin Tan
US Patent App. 13/532,842



2011





2010





2009

Information processing and control
Kiyokuni Kawachiya, Hideaki Komatsu, Takeshi Ogasawara
US Patent 7,519,966



2008

Exclusion control
Kiyokuni Kawachiya, Akira Koseki, Tamiya Onodera
US Patent 7,415,556

Efficient class memory management
Trent A Gray-Donald, Kiyokuni Kawachiya, Kazunori Ogata, Tamiya Onodera
US Patent 7,337,298


2007



2005

Method and system for efficiently starting a JAVA application
Kiyokuni Kawachiya, Hideaki Komatsu, Kazunori Ogata, Tamiya Onodera
US Patent App. 11/054,899




2003



2001



1998

Pointing device for information processing apparatus
Hiroshi Ishikawa, Kiyokuni Kawachiya
simulation, pointing device, longitudinal axis, information processing, force vector, engineering, detector, control theory
Abstract


1996


Image displaying apparatus
Yoshihisa Kanada, Kiyokuni Kawachiya, Ichiro Shiio
US Patent 5,550,560


1992

Message-passing multiprocessor system
Nobuyuki Ooba, Kiyokuni Kawachiya
rule based system, parallel computing, multiprocessing, message passing multiprocessor, message passing, identifier, computer science, comparator
Abstract