Update List

October~December, 2025

Oct. 23, 2025: Update Research page in Japanese.
(Add reviews by Dr. Hori and Dr. Kondo, add conference presentations by Dr. Kondo and Dr. Masuda.)

Jun. 15, 2025: Research results such as papers has been listed on the Research page.
Apr. 01, 2025: Update Members page.
(Dr. Hori has been appointed as a group leader. Dr. Hirai is on loan to another department. Update the information of Dr. Masuda).
The person responsible for calibration of gauge blocks has been replaced.

Dec. 05, 2024: Update Dr. Kawashima's page.
Dec. 03, 2024: Update Members page.
(Dr. Kondo's concurrent position has been deleted and his information has been updated. Update the information of Dr. Kawashima and Dr. Masuda)

Mar. 18, 2024: Inquiry page of Inquiry · Access Guide is updated.
(The phone number and fax number of our research group have been deleted because these will be discontinued.)
Mar. 18, 2024: Update Dr. Hirai's page.

Oct. 05, 2023: Japanese page of Inquiry · Access Guide is updated.
(The address in Japanese has slightly changed due to reorganization. The address in English has not changed.)

Apr. 03, 2023: Update Members page.
(Dr. Kondo has returned from his secondment. Dr. Masuda has joined.)

Apr. 01, 2022: Update Members page.
(Dr. Kondo is on loan to another department. Dr. Naoi's concurrent post dissolved.)

Mar. 11, 2022: Calibration service of flick standards is terminated.
The notation of the CMC equations of gauge blocks and line scales has been changed to be the same as KCDB.
Jan. 24, 2022: Update Dr. Hirai's page.

Jul. 28, 2021: Update Length Standards page. The calibration service of roundness is now in charge of Dimensional Standards Group.

Apr. 01, 2021: Update Members page.
(Dr. Kudou resigned. Dr. Bitou's concurrent post dissolved. Dr. Kawashima has joined. Links to researcher databases have been added.)
Updata Links page.

Mar. 09, 2021: Update Length Standards page. Straightness has been added and Flatness has been modified.

2020

Nov. 16, 2020: Update Research page.
Jul. 10, 2020: Update contents of some of the Length Standards pages.
Apr. 01, 2020: Update Members page.
(Dr. Hirai, Dr. Hori and Dr. Naoi join.)
Update Length Standards page. Calibration services of Digital Scales(Micro), Ring gauges and Plug gauges are discontinued.

2017

2015

Jul. 07, 2015: Update Length Standards page. Step height gauges has been added in Step height calibration service.
Apr. 01, 2015: The name of our group has been changed along with reorganization of AIST. Update Members page.
(Mr. Hamakawa resigned. Dr. Hirai transfered to Nanoscale Standards Group. Dr. Naoi joins our group. Dr. Telada returned from Innovation Promotion Headquarters. Concurrent posts of Dr. Kondo, Dr. Kajima, asn Dr. Hori dissolved.)
Update Length Standards page. Roundness has been added in the list of Length Standards.
Mar. 24, 2015: Update Length Standards page. Profiler based on deflectometry has been added in the flatness calibration service.
Jan. 25, 2015: Update Dr. Hirai's page.

2014

Dec. 23, 2014: Update Length Standards page. Sphericity and flick standards have been added in the list of Length Standards.
Update Members page. (Page of Dr. Hirai has been updated.)
Nov. 17, 2014: Update Members page.
(Dr. Ilpo NISKANEN, a visiting researcher from University of Oulu, arrived in Japan on October 24 and will stay our section for one year.)
Aug. 20, 2014: Calibration capability accreditation of refractive index in KCDB has been added.
Apr. 3, 2014: Update Members page. (Mr. Hamakawa joins the section. Add publication search form on each member's page.)
Update Length Standards page. Ring gauges, plug gauges, and tape measure standards have been added in the list of Length Standards.
Mar. 3, 2014: Update Members page.
(Dr. Telada transfered to Innovation Promotion Headquarters.)

2013

Apr. 17, 2013: Flatness has been added in the list of Length Standards. Calibration range of Refractive index has been extended. Calibration service of digital scales (macro) has been stopped. Update Research page.
Apr. 8, 2013: Update introduction of Length Standards Section. Update Members page.
(Dr. Minoshima resigned and moved to The University of Electro-Communications. (New window will open.) ( New personal page.) Ms. Takahashi received master's degree and graduated from Tokyo University of Science. Dr. Hibino and Dr. Kondo have joined. Pages of Dr. Bitou, Dr. Hirai, Dr. Telada, Dr. Kajima, and Dr. Hori have been updated.)
Jan. 21, 2013: List of international comparison of gauge blocks has been updated.

2012

Oct. 1, 2012: Update Members page.
(Mr. Yoshimori resigned.)
Aug. 8, 2012: Update Members page.
(Dr. Wu returned to China.)
Apr. 18, 2012: Calibration Authority of line scales has been replaced.
Apr. 11, 2012: Update Members page.
(Mr. Arai received master's degree and graduated from Tokyo University of Science. Pages of Dr. Hirai and Dr. Hori have been updated.)
Mar. 28, 2012: Calibration service of gauge block already wrung onto a platen has been added. List of international comparison of gauge blocks has been updated.
Refractive index has been ASNITE accredited.

2011

Sep. 27, 2011: Update Members page.
(Dr. Wu, a visiting researcher, will stay our section for one year.)
June 2, 2011: Update Members page.
(Another duty of Dr. Bitou at Innovation Promotion Headquarters has finished.)
May 31, 2011: Update Members page.
(Mr. Feng returned to China.)
Apr. 01, 2011: Update Members page.
(Dr. Minoshima transfered to Innovation Promotion Headquarters. Dr. Bitou takes up the post of section leader. Ms. Saitou resigned. Mr. Iwamoto received master's degree and graduated from Tokyo University of Science. )
Feb. 22, 2011: Access guide is added in Inquiry page.
Feb. 14, 2011: Web pages are redesigned.