Inventor
KAIZU AKIMASA
JP25 patents
⚠️ This page may combine multiple inventors who share the name “KAIZU AKIMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
22 patentsUS6852404B2Feb 8, 2005
Magnetic recording medium
TDK CORP30 citations92
US9640205B1May 2, 2017
Magnetic recording-reproducing head having different sections with different functions including an erase function
TDK CORP11 citations84
US7548388B2Jun 16, 2009
Magnetic recording medium, recording/reproducing apparatus, and stamper
TDK CORP9 citations84
US7532423B2May 12, 2009
Magnetic recording medium, recording/reproducing apparatus, and stamper
TDK CORP10 citations84
US7443622B2Oct 28, 2008
Magnetic recording medium, magnetic recording/reproducing apparatus, and stamper for manufacturing the magnetic recording medium
TDK CORP13 citations84
US7368184B2May 6, 2008
Magnetic recording medium and magnetic recording device
TDK CORP9 citations84
US7307808B2Dec 11, 2007
Magnetic recording and reproducing apparatus and control method thereof, magnetic recording medium, and stamper for manufacturing of magnetic recording medium
TDK CORP11 citations84
US7333289B2Feb 19, 2008
Magnetic recording and reproducing apparatus, method of controlling the same, magnetic recording medium, and stamper for manufacturing magnetic recording medium
TDK CORP2 citations63
US7218472B2May 15, 2007
Magnetic recording and reproducing apparatus and control method for the same
TDK CORP4 citations63
US11480477B2Oct 25, 2022
Heat utilizing device
TDK CORP0 citations62
US11243118B2Feb 8, 2022
Electromagnetic wave sensor
TDK CORP0 citations62
US11165128B1Nov 2, 2021
High-frequency device
TDK CORP1 citations62
US10984938B2Apr 20, 2021
Magnetoresistance effect device
TDK CORP0 citations62
US8040633B2Oct 18, 2011
Magnetic head and magnetic recording-reproducing apparatus
TDK CORP2 citations62
US7203025B2Apr 10, 2007
Magnetic recording medium, magnetic head, and magnetic recording and reproducing device
TDK CORP4 citations62
US7126774B2Oct 24, 2006
Magnetic recording and reproducing apparatus
TDK CORP4 citations62
US7864468B2Jan 4, 2011
Magnetic recording and reproducing apparatus including a magnetic recording medium and a magnetic head for recording data on the magnetic recording medium
TDK CORP0 citations52
US7830635B2Nov 9, 2010
Magnetic recording medium, recording/reproducing apparatus, and stamper
TDK CORP0 citations52
US7773323B2Aug 10, 2010
Magnetic recording medium, recording reproducing apparatus, and stamper
TDK CORP0 citations52
US10559412B2Feb 11, 2020
Magnetoresistance effect device
TDK CORP0 citations41
US9299366B2Mar 29, 2016
Magnetic recording and reproducing apparatus
TDK CORP0 citations41
US7880997B2Feb 1, 2011
Magnetic recording apparatus and magnetic recording medium
TDK CORP0 citations41