Inventor · disambiguated record
Michiko Oba
Also filed as: OBA MICHIKO
6 granted patents·330 citations·filing 1990–2000
88Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0179US6434603B1System for task tracking and controlling electronic mailHITACHI LTD·Filed 2000·Granted Aug 13, 2002·23 cites·6 claims
- 0279US5764898ASystem for task tracking and controlling electronic mailHITACHI LTD·Filed 1992·Granted Jun 9, 1998·76 cites·15 claims
- 0358US6047315ASystem for task tracking and controlling electronic mailHITACHI LTD·Filed 1998·Granted Apr 4, 2000·32 cites·17 claims
- 0454US5241465AMethod for determining optimum schedule in computer-aided scheduling systemHITACHI LTD·Filed 1991·Granted Aug 31, 1993·101 cites·10 claims
- 0548US5303144AComputer aided planning support systemHITACHI LTD·Filed 1990·Granted Apr 12, 1994·71 cites·23 claims
- 0636US5303147AComputer aided planning method and systemHITACHI LTD·Filed 1990·Granted Apr 12, 1994·27 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →