Inventor
YAGI TOSHITAKA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “YAGI TOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OHARA KK
19 patentsUS6426311B1Jul 30, 2002
Glass-ceramics
OHARA KK65 citations95
US8043706B2Oct 25, 2011
Inorganic composition article
OHARA KK25 citations92
US7589038B2Sep 15, 2009
Inorganic composition
OHARA KK22 citations92
US6819526B2Nov 16, 2004
Holding member for information storage disk and information storage disk drive device
OHARA KK32 citations92
US11807568B2Nov 7, 2023
Inorganic composition article
OHARA KK7 citations84
US8043985B2Oct 25, 2011
Crystallized glass, and method for producing crystallized glass
OHARA KK10 citations84
US9236075B2Jan 12, 2016
Crystallized glass and crystallized glass substrate for information recording medium
OHARA KK5 citations71
US11104607B2Aug 31, 2021
Crystallized glass
OHARA KK0 citations62
US11104603B2Aug 31, 2021
Crystallized glass substrate
OHARA KK1 citations62
US11926563B2Mar 12, 2024
Crystallized glass substrate
OHARA KK0 citations60
US11926554B2Mar 12, 2024
Crystallized glass substrate
OHARA KK0 citations60
US11926562B2Mar 12, 2024
Crystallized glass substrate
OHARA KK0 citations60
US11926561B2Mar 12, 2024
Crystallized glass substrate
OHARA KK0 citations60
US11926559B2Mar 12, 2024
Crystallized glass substrate
OHARA KK1 citations60
US11584685B2Feb 21, 2023
Crystallized glass substrate
OHARA KK0 citations60
US11577989B2Feb 14, 2023
Crystallized glass substrate
OHARA KK0 citations60
US12565440B2Mar 3, 2026
Method for producing crystallized glass member having curved shape
OHARA KK0 citations58
US12565445B2Mar 3, 2026
Optical filter glass ceramic and optical filter
OHARA KK0 citations54
US12172922B2Dec 24, 2024
Method for manufacturing crystallized glass member having curved shape
OHARA KK0 citations50
YAGI TOSHITAKA
7 patentsUS8257831B2Sep 4, 2012
Glass-ceramics
YAGI TOSHITAKA25 citations92
US8114795B2Feb 14, 2012
Glass-ceramics and method for manufacturing the same
YAGI TOSHITAKA32 citations92
US8394515B2Mar 12, 2013
Glass substrate for information recording medium and method for producing the same
YAGI TOSHITAKA7 citations84
US8283060B2Oct 9, 2012
Crystallized glass substrate for information recording medium and method of producing the same
YAGI TOSHITAKA11 citations84
US8093167B2Jan 10, 2012
Glass composition and substrate
YAGI TOSHITAKA13 citations84
US8071493B2Dec 6, 2011
Crystallized glass
YAGI TOSHITAKA16 citations83
US8852764B2Oct 7, 2014
Crystallized glass substrate for information recording medium and method of producing the same
YAGI TOSHITAKA3 citations62