Inventor · disambiguated record
Yasutaro Uesaka
Also filed as: UESAKA YASUTARO
16 granted patents·275 citations·filing 1974–2005
94Inventor score
Top patents by PatentIndex Score
16 records- 0192US4005396ADigital displacement sensor with zigzag coilsHITACHI LTD·Filed 1974·Granted Jan 25, 1977·68 cites·12 claims
- 0290US4722869AMagnetic recording mediumHITACHI LTD·Filed 1986·Granted Feb 2, 1988·58 cites·11 claims
- 0383US4631612AMagnetic recording and reproducing systemSHIIKI KAZUO·Filed 1983·Granted Dec 23, 1986·29 cites·9 claims
- 0482US4031496AVariable inductorHITACHI LTD·Filed 1974·Granted Jun 21, 1977·30 cites·11 claims
- 0574US4621030APerpendicular magnetic recording medium and manufacturing method thereofHITACHI LTD·Filed 1983·Granted Nov 4, 1986·24 cites·33 claims
- 0673US4576876AMagnetic recording mediumHITACHI LTD·Filed 1984·Granted Mar 18, 1986·23 cites·16 claims
- 0757US6613428B2Magnetic recording medium and magnetic recording and reproducing apparatus wherein the magnetic layer has a fluctuation of field; A or Hf of not less than 30 OerstedsHITACHI LTD·Filed 2001·Granted Sep 2, 2003·4 cites·2 claims
- 0852US5034243AMethod for magnetic orientation of magnetic recording medium using Meissner effect of high Tc superconductorHITACHI LTD·Filed 1989·Granted Jul 23, 1991·8 cites·6 claims
- 0952US4707756APerpendicular magnetic recording mediumHITACHI LTD·Filed 1985·Granted Nov 17, 1987·12 cites·19 claims
- 1050US6846577B2Magnetic recording medium possessing a fluctuation field of not less than 30 OeHITACHI LTD·Filed 2003·Granted Jan 25, 2005·2 cites·11 claims
- 1147US7157162B2Magnetic recording medium and magnetic recording and reproducing apparatusHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 2, 2007·0 cites·5 claims
- 1242US6310748B1Magnetic thin film magnetic recording mediumHITACHI LTD·Filed 1995·Granted Oct 30, 2001·5 cites·17 claims
- 1342US4544591APerpendicular magnetic recording mediumHITACHI LTD·Filed 1983·Granted Oct 1, 1985·7 cites·25 claims
- 1432US5180616AHard disk magnetic recording medium comprising magnetic powder and a binder and having a specified magnetic layer thickness and surface roughnessHITACHI LTD·Filed 1989·Granted Jan 19, 1993·3 cites·1 claims
- 1531US5180608AProcess for producing a rigid magnetic disk by longitudinally generating standing waves or interference waves in an undried applied magnetic paintHITACHI LTD·Filed 1990·Granted Jan 19, 1993·1 cites·14 claims
- 1630US5028496AMagnetic coated recording medium and method of manfacturing the sameHITACHI LTD·Filed 1988·Granted Jul 2, 1991·1 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Yasutaro Uesaka 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 →