Inventor · disambiguated record
Susumu Ohtsuka
Also filed as: OHTSUKA SUSUMU
5 granted patents·2 pending applications·95 citations·filing 1989–2019
79Inventor score
Top patents by PatentIndex Score
7 records- 0178US5560857ASolution for cleaning silicon semiconductors and silicon oxidesNIPPON STEEL CORP·Filed 1994·Granted Oct 1, 1996·76 cites·3 claims
- 0246US5121266AMagnetic recording/reproducing apparatusHITACHI LTD·Filed 1989·Granted Jun 9, 1992·10 cites·11 claims
- 0343US2008134973A1Position adjusting apparatus, sputtering systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 0440US2021273172A1Organic electroluminescent deviceSUMITOMO CHEMICAL CO·Filed 2019·Application pending·0 cites
- 0535US5260843AMagnetic recording and reproducing apparatus with individual correction of amplitude variations of recording currents supplied to plural rotary magnetic headsHITACHI LTD·Filed 1991·Granted Nov 9, 1993·5 cites·6 claims
- 0633US5272576AMagnetic recording and reproducing apparatus with recording inhibition operationHITACHI LTD·Filed 1990·Granted Dec 21, 1993·3 cites·2 claims
- 0727US5253127AVideo tape recorder having a special demagnetizing functionHITACHI LTD·Filed 1991·Granted Oct 12, 1993·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →