Inventor
KOIKE AKIO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “KOIKE AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI GLASS CO LTD
25 patentsUS6537937B1Mar 25, 2003
Alkali-free glass
ASAHI GLASS CO LTD85 citations97
US7538052B2May 26, 2009
Silica glass containing TiO2 and process for its production
ASAHI GLASS CO LTD23 citations92
US7462574B2Dec 9, 2008
Silica glass containing TiO2 and optical material for EUV lithography
ASAHI GLASS CO LTD25 citations92
US7429546B2Sep 30, 2008
Silica glass containing TiO2 and process for its production
ASAHI GLASS CO LTD29 citations92
US7419924B2Sep 2, 2008
Silica glass containing TiO2 and process for its production
ASAHI GLASS CO LTD21 citations92
US7410922B2Aug 12, 2008
Silica glass containing TiO2 and process for its production
ASAHI GLASS CO LTD23 citations92
US7294595B2Nov 13, 2007
Silica glass
ASAHI GLASS CO LTD28 citations92
US6387510B1May 14, 2002
Glass for a data storage medium substrate and glass substrate for data storage media
ASAHI GLASS CO LTD53 citations92
US9670087B2Jun 6, 2017
Alkali free glass and method for producing alkali free glass
ASAHI GLASS CO LTD6 citations84
US9382152B2Jul 5, 2016
Non-alkali glass and method for producing same
ASAHI GLASS CO LTD5 citations84
US9193622B2Nov 24, 2015
Alkali free glass and method for producing alkali free glass
ASAHI GLASS CO LTD8 citations84
US9028967B2May 12, 2015
Chemically strengthened glass for display device
ASAHI GLASS CO LTD8 citations84
US7989378B2Aug 2, 2011
TiO2-containing silica glass
ASAHI GLASS CO LTD15 citations84
US8012653B2Sep 6, 2011
Substrate for EUV mask blanks
ASAHI GLASS CO LTD15 citations83
US9540273B2Jan 10, 2017
Non-alkali glass and method for producing same
ASAHI GLASS CO LTD3 citations73
US9505650B2Nov 29, 2016
Non-alkali glass substrate
ASAHI GLASS CO LTD6 citations73
US9108879B2Aug 18, 2015
Non-alkali glass, and process for production of non-alkali glass
ASAHI GLASS CO LTD3 citations62
US8034731B2Oct 11, 2011
TIO2-containing silica glass and optical member for lithography using the same
ASAHI GLASS CO LTD5 citations62
US7998892B2Aug 16, 2011
TiO2-containing silica glass and optical member for lithography using the same
ASAHI GLASS CO LTD3 citations62
US8356494B2Jan 22, 2013
Process for producing porous quartz glass object, and optical member for EUV lithography
ASAHI GLASS CO LTD2 citations61
US9663395B2May 30, 2017
Alkali-free glass and alkali-free glass plate using same
ASAHI GLASS CO LTD0 citations52
US9963379B2May 8, 2018
Alkali-free glass substrate and method for producing same
ASAHI GLASS CO LTD0 citations51
US9708211B2Jul 18, 2017
Alkali-free glass substrate and method for producing same
ASAHI GLASS CO LTD1 citations51
US8039409B2Oct 18, 2011
TiO2-containing silica glass for optical member for EUV lithography
ASAHI GLASS CO LTD0 citations48
US9748601B2Aug 29, 2017
Method of manufacturing lithium ion conductive solid electrolyte and lithium-ion secondary battery
ASAHI GLASS CO LTD0 citations34
AGC INC
8 patentsUS11718556B2Aug 8, 2023
Glass for chemical strengthening, chemically strengthened glass, and electronic device case
AGC INC4 citations74
US11274058B2Mar 15, 2022
Crystallized glass and chemically strengthened glass
AGC INC6 citations74
US11731901B2Aug 22, 2023
Chemically strengthened glass and production method therefor
AGC INC3 citations73
US12240779B2Mar 4, 2025
Crystallized glass of three-dimensional shape, chemically strengthened glass of three-dimensional shape, and method for producing crystallized glass of three-dimensional shape and chemically strengthened glass of three-dimensional shape
AGC INC1 citations64
US12024464B2Jul 2, 2024
Glass for chemical strengthening
AGC INC0 citations62
US12398065B2Aug 26, 2025
Glass ceramics, chemically strengthened glass, and semiconductor substrate
AGC INC0 citations60
US11028015B2Jun 8, 2021
Glass ball having specific Young's modulus and coefficient of thermal expansion
AGC INC0 citations58
US10865134B2Dec 15, 2020
Glass
AGC INC0 citations40
KOIKE AKIO
4 patentsUS8093165B2Jan 10, 2012
TiO2-containing silica glass and optical member for EUV lithography using the same
KOIKE AKIO8 citations82
US8590342B2Nov 26, 2013
Method for producing TiO2-SiO2 glass body, method for heat-treating TiO2-SiO2 glass body, TiO2-SiO2 glass body, and optical base for EUVL
KOIKE AKIO4 citations59
US8735308B2May 27, 2014
Optical member comprising TiO2-containing silica glass
KOIKE AKIO0 citations50
US8178450B2May 15, 2012
TiO2-containing silica glass and optical member for EUV lithography using high energy densities as well as special temperature controlled process for its manufacture
KOIKE AKIO0 citations47