Inventor · disambiguated record
Atsuko Ohkawa
Also filed as: OHKAWA ATSUKO
4 granted patents·151 citations·filing 1993–1999
81Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0194US5567333AThin film magnetic head, process for production thereofHITACHI LTD·Filed 1994·Granted Oct 22, 1996·67 cites·20 claims
- 0280US5910864AThin film magnetic head having non-linear railsHITACHI LTD·Filed 1996·Granted Jun 8, 1999·26 cites·5 claims
- 0379US5371582AThickness/depth measuring apparatus and method for measuring the thickness of a film and the depth of a grooveHITACHI LTD·Filed 1993·Granted Dec 6, 1994·41 cites·15 claims
- 0472US6198601B1Thin film magnetic head having non-linear tapered railsHITACHI LTD·Filed 1999·Granted Mar 6, 2001·17 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →