Inventor
TANI HIROSHI
BE46 patents
⚠️ This page may combine multiple inventors who share the name “TANI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
16 patentsUS5388020AFeb 7, 1995
Magnetic disk having improved surface configuration and magnetic disk unit including same
HITACHI LTD61 citations96
US6372367B1Apr 16, 2002
Magnetic recording medium, method for producing the same and magnetic recording apparatus using the same
HITACHI LTD20 citations92
US5543203AAug 6, 1996
Magnetic recording medium having a protective layer which includes high and low surface energy regions and a lubricant
HITACHI LTD27 citations92
US5500296AMar 19, 1996
Magnetic recording medium, process for producing magnetic recording medium, apparatus for producing magnetic recording medium, and magnetic recording apparatus
HITACHI LTD25 citations92
US6816341B2Nov 9, 2004
Hard disk drive utilizing second lubricant over a first lubricant having a phosophezine group
HITACHI LTD13 citations83
US6633455B2Oct 14, 2003
Slider capable of reducing distance between head element and recording medium, and recording apparatus incorporating same
HITACHI LTD9 citations74
US6989535B2Jan 24, 2006
Atomic force microscopy, method of measuring surface configuration using the same, and method of producing magnetic recording medium
HITACHI LTD7 citations73
US6555197B1Apr 29, 2003
Lubricant, magnetic disk and magnetic disk apparatus
HITACHI LTD5 citations73
US5680285AOct 21, 1997
Magnetic disk having improved surface configuration and magnetic disk unit including same
HITACHI LTD10 citations73
US5549211AAug 27, 1996
Method of producing magnetic disk
HITACHI LTD5 citations73
US6605335B2Aug 12, 2003
Magnetic recording medium
HITACHI LTD11 citations69
US6268978B1Jul 31, 2001
Magnetic disk apparatus
HITACHI LTD5 citations63
US6773784B2Aug 10, 2004
Magnetic disk having ultrathin carbon protective film and magnetic disk apparatus
HITACHI LTD3 citations62
US6917495B2Jul 12, 2005
Magnetic disk drive
HITACHI LTD1 citations51
US6869536B2Mar 22, 2005
Lubricant, magnetic disk and magnetic disk apparatus
HITACHI LTD0 citations51
US6665147B2Dec 16, 2003
Magnetic disk drive with supply of perfluoropolyether as lubricant
HITACHI LTD1 citations51
FUJITSU LTD
8 patentsUS6072761AJun 6, 2000
Optical storage apparatus having an automatic laser power control with light emission fine control
FUJITSU LTD37 citations92
US5623464AApr 22, 1997
Optical disk apparatus and seek control method
FUJITSU LTD39 citations92
US6628575B1Sep 30, 2003
Track jump method for ZCAV system and storage apparatus employing ZCAV system
FUJITSU LTD12 citations74
US5808975ASep 15, 1998
Optical storage apparatus
FUJITSU LTD13 citations74
US6574177B2Jun 3, 2003
Data read method for remedying low-quality read data and storage apparatus employing such a data read method
FUJITSU LTD3 citations63
US6243344B1Jun 5, 2001
Optical storage device having a sector mark detecting circuit
FUJITSU LTD4 citations63
US7330411B2Feb 12, 2008
Optical information storing device, data processing circuit and information storage medium
FUJITSU LTD0 citations52
US7212478B2May 1, 2007
Data assurance method for optical storage media and optical storage device
FUJITSU LTD0 citations52
HITACHI GLOBAL STORAGE TECH
5 patentsUS6927942B2Aug 9, 2005
Magnetic head slider and magnetic head slider assembly having a leading slope angle smaller than a trailing slope angle
HITACHI GLOBAL STORAGE TECH18 citations83
US7147943B2Dec 12, 2006
Magnetic recording medium, the manufacturing method and magnetic recording apparatus using the same
HITACHI GLOBAL STORAGE TECH11 citations82
US7525766B2Apr 28, 2009
Magnetic head slider with groove formed in reduced-width portion of trailing pad between head and trailing edge
HITACHI GLOBAL STORAGE TECH2 citations63
US7042678B2May 9, 2006
Magnetic head slider and magnetic disc unit
HITACHI GLOBAL STORAGE TECH5 citations63
US6870704B2Mar 22, 2005
Magnetic disc apparatus and its fabricating method
HITACHI GLOBAL STORAGE TECH2 citations62
SUMITOMO RUBBER IND
4 patentsUS11437932B2Sep 6, 2022
Power generation body
SUMITOMO RUBBER IND4 citations73
US11148480B2Oct 19, 2021
Tire assembly, tire monitoring system, and tire monitoring method
SUMITOMO RUBBER IND4 citations72
US11569761B2Jan 31, 2023
Power generation body
SUMITOMO RUBBER IND0 citations52
US12558927B2Feb 24, 2026
Elastic and power generation body assembly for a tire
SUMITOMO RUBBER IND0 citations47
UMICORE NV
3 patentsUS12512472B2Dec 30, 2025
Lithium metal composite oxide powder with suppressed gas generation
UMICORE NV0 citations55
US11848443B2Dec 19, 2023
Lithium metal composite oxide powder with suppressed gas generation
UMICORE NV0 citations55
US10468680B2Nov 5, 2019
Nickel-lithium metal composite oxide powder and method for producing same
UMICORE NV0 citations39
NSK LTD
2 patentsTOSHIBA KK
2 patentsSHOWA DENKO KK
2 patentsUS11322176B2May 3, 2022
Method of manufacturing magnetic recording medium
SHOWA DENKO KK0 citations47
US10888895B2Jan 12, 2021
Method for producing a thin film, method for producing a magnetic disk, method for producing a nanoimprint mold, and apparatus for producing a thin film
SHOWA DENKO KK0 citations47