Inventor
OSAKABE KINOBU
JP33 patents
⚠️ This page may combine multiple inventors who share the name “OSAKABE KINOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOYA CORP
20 patentsUS6119483ASep 19, 2000
Process for producing glass substrate for information recording medium
HOYA CORP69 citations96
US11545178B2Jan 3, 2023
Substrate for magnetic disk and magnetic disk
HOYA CORP7 citations86
US11152026B2Oct 19, 2021
Substrate for magnetic disks, and magnetic disk
HOYA CORP8 citations84
US11031036B2Jun 8, 2021
Non-magnetic substrate for magnetic disk, and magnetic disk
HOYA CORP8 citations84
US8357459B2Jan 22, 2013
Glass for use in substrate for information recording medium, substrate for information recording medium and information recording medium, and their manufacturing method
HOYA CORP8 citations84
US11955151B2Apr 9, 2024
Substrate for magnetic disk and magnetic disk
HOYA CORP2 citations73
US11694718B2Jul 4, 2023
Substrate for magnetic disk, magnetic disk, and hard disk drive apparatus
HOYA CORP3 citations73
US9589586B2Mar 7, 2017
Glass for magnetic recording media substrates, magnetic recording media substrates, magnetic recording media and method for preparation thereof
HOYA CORP5 citations73
US11094345B2Aug 17, 2021
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
HOYA CORP2 citations72
US11081134B2Aug 3, 2021
Hard disk drive with magnetic-disk substrate and hard disk drive with magnetic disk
HOYA CORP2 citations72
US10319403B2Jun 11, 2019
Magnetic-disk substrate, magnetic disk, and method for manufacturing magnetic-disk substrate
HOYA CORP3 citations72
US9607647B2Mar 28, 2017
Magnetic-disk glass substrate and magnetic disk
HOYA CORP4 citations72
US12548594B2Feb 10, 2026
Substrate for magnetic disk and magnetic disk
HOYA CORP0 citations62
US12190923B2Jan 7, 2025
Substrate for magnetic disk, magnetic disk, and hard disk drive apparatus
HOYA CORP0 citations62
US11682425B2Jun 20, 2023
Glass spacer, hard disk drive apparatus, and method for manufacturing glass spacer
HOYA CORP0 citations62
US11031038B2Jun 8, 2021
Glass spacer, hard disk drive apparatus, and method for manufacturing glass spacer
HOYA CORP1 citations62
US9236077B2Jan 12, 2016
Glass for use as substrate for information recording medium, substrate for information recording medium and information recording medium, and their production methods
HOYA CORP2 citations62
US11682424B2Jun 20, 2023
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
HOYA CORP0 citations61
US8356492B2Jan 22, 2013
Manufacturing of glass
HOYA CORP2 citations56
US10497387B2Dec 3, 2019
Magnetic-disk substrate and magnetic disk
HOYA CORP0 citations51
ITAYA MASANOBU
4 patentsUS9564166B2Feb 7, 2017
Magnetic-disk glass substrate and magnetic disk
ITAYA MASANOBU8 citations82
US11587585B2Feb 21, 2023
Magnetic-disk substrate and magnetic disk
ITAYA MASANOBU3 citations71
US10283156B2May 7, 2019
Magnetic-disk substrate and magnetic disk
ITAYA MASANOBU3 citations71
US12094506B2Sep 17, 2024
Magnetic-disk substrate and magnetic disk
ITAYA MASANOBU0 citations61
OSAKABE KINOBU
2 patentsTACHIWANA KAZUO
2 patentsUS8076014B2Dec 13, 2011
Glass for use in substrate for information recording medium, substrate for information recording medium and information recording medium, and their manufacturing method
TACHIWANA KAZUO25 citations90
US8785011B2Jul 22, 2014
Glass for use as substrate for information recording medium, substrate for information recording medium and information recording medium, and their production methods
TACHIWANA KAZUO0 citations50
MATSUMOTO NAOMI
2 patentsUS8394516B2Mar 12, 2013
Glass substrate for magnetic recording medium and magnetic recording medium
MATSUMOTO NAOMI15 citations82
US8603653B2Dec 10, 2013
Glass for magnetic recording medium substrate, magnetic recording medium substrate and method of manufacturing the same, and magnetic recording medium
MATSUMOTO NAOMI5 citations71