Inventor · disambiguated record
Mikio Oka
Also filed as: OKA MIKIO
17 granted patents·1 pending application·65 citations·filing 1995–2021
90Inventor score
Files withALPS ELECTRIC CO LTD5SONY SEMICONDUCTOR SOLUTIONS CORP5ASAHI CHEMICAL IND3SONY CORP2KAWASAKI GAKUEN EDUCATIONAL FOUND1
Top patents by PatentIndex Score
18 records- 0175US11482548B2Semiconductor device and imaging unitSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Oct 25, 2022·2 cites·13 claims
- 0266US5948844APolyacetal resin compositionASAHI CHEMICAL IND·Filed 1995·Granted Sep 7, 1999·21 cites·10 claims
- 0365US8924897B2Mask pattern design method and semiconductor manufacturing method and semiconductor design programOISHI HIDETOSHI·Filed 2008·Granted Dec 30, 2014·2 cites·5 claims
- 0460US6588937B2Optical coupling device for easing stress working on optical fiberALPS ELECTRIC CO LTD·Filed 2002·Granted Jul 8, 2003·8 cites·6 claims
- 0557US6051660APolyacetal resin moldings and process for producing the sameASAHI CHEMICAL IND·Filed 1996·Granted Apr 18, 2000·14 cites·10 claims
- 0656US10388346B2Memory cell and array having device, P-type transistor and N-type transistorSONY CORP·Filed 2016·Granted Aug 20, 2019·1 cites·12 claims
- 0755US11996130B2Nonvolatile memory cell, nonvolatile memory cell array, and information writing method of nonvolatile memory cell arraySONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted May 28, 2024·0 cites·16 claims
- 0855US11842780B2Semiconductor device and electronic apparatus including the sameSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted Dec 12, 2023·0 cites·15 claims
- 0949US6156834APolyacetal resin compositionASAHI CHEMICAL IND·Filed 1999·Granted Dec 5, 2000·10 cites·11 claims
- 1041US11217290B2Semiconductor deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted Jan 4, 2022·0 cites·10 claims
- 1138US2023079435A1Memory cell and memory cell arraySONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Application pending·0 cites
- 1236US6128158AMagnetic recording/reproducing apparatusALPS ELECTRIC CO LTD·Filed 1999·Granted Oct 3, 2000·3 cites·6 claims
- 1335US6188541B1Magnetic recording-reproducing deviceALPS ELECTRIC CO LTD·Filed 1999·Granted Feb 13, 2001·4 cites·5 claims
- 1434US11709165B2Examination method for prediction of effect of treatment of cancer based on detection of cancer/testis antibodiesKAWASAKI GAKUEN EDUCATIONAL FOUND·Filed 2018·Granted Jul 25, 2023·0 cites·17 claims
- 1534US10600464B2Semiconductor storage device, driving method, and electronic deviceSONY CORP·Filed 2017·Granted Mar 24, 2020·0 cites·20 claims
- 1634US8221942B2Pattern correction method, exposure mask, manufacturing method of exposure mask, and manufacturing method of semiconductor deviceOKA MIKIO·Filed 2010·Granted Jul 17, 2012·0 cites·16 claims
- 1727US6233112B1Magnetic recording/regenerating apparatusALPS ELECTRIC CO LTD·Filed 1999·Granted May 15, 2001·0 cites·6 claims
- 1827US6233113B1Magnetic recording/regenerating apparatusALPS ELECTRIC CO LTD·Filed 1999·Granted May 15, 2001·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Mikio Oka 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 →