Inventor · disambiguated record
Takanobu Takayama
Also filed as: TAKAYAMA TAKANOBU
8 granted patents·189 citations·filing 1987–2003
89Inventor score
Top patents by PatentIndex Score
8 records- 0191US5738927APerpendicular magnetic recording media and magnetic recording deviceHITACHI LTD·Filed 1995·Granted Apr 14, 1998·71 cites·28 claims
- 0285US6815098B2Magnetic recording medium, method for producing the same, and magnetic storage apparatusHITACHI MAXELL·Filed 2003·Granted Nov 9, 2004·18 cites·23 claims
- 0384US6602621B2Magnetic recording medium, method for producing the same, and magnetic storage apparatusHITACHI MAXELL·Filed 2001·Granted Aug 5, 2003·52 cites·14 claims
- 0461US5875082AMagnetic recording media, magnetic heads and magnetic read-write apparatus using the sameHITACHI LTD·Filed 1997·Granted Feb 23, 1999·12 cites·16 claims
- 0558US6349008B1Magnetic recording media, magnetic heads and magnetic read-write apparatus using the sameHITACHI LTD·Filed 1998·Granted Feb 19, 2002·11 cites·8 claims
- 0657US5244751APerpendicular magnetic recording medium, its fabrication method and read-write machine using itHITACHI LTD·Filed 1989·Granted Sep 14, 1993·15 cites·2 claims
- 0748US6846582B2Magnetic recording medium, method for producing the same, and magnetic storage apparatusHITACHI MAXELL·Filed 2002·Granted Jan 25, 2005·8 cites·24 claims
- 0831US4876144ASingle crystal thin filmHITACHI LTD·Filed 1987·Granted Oct 24, 1989·2 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Takanobu Takayama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →