Inventor · disambiguated record
Hiroyuki Ookubo
Also filed as: OOKUBO HIROYUKI
4 granted patents·1 pending application·135 citations·filing 1975–2005
78Inventor score
Top patents by PatentIndex Score
5 records- 0194US4079360AMagnetic field sensing apparatusSONY CORP·Filed 1975·Granted Mar 14, 1978·90 cites·22 claims
- 0279US4021728AMagnetic field sensing apparatus for sensing the proximity of a member having high magnetic permeability without requiring an external field sourceSONY CORP·Filed 1975·Granted May 3, 1977·29 cites·17 claims
- 0373US7338617B2Process for preparing a flocculant for water treatmentTOKUYAMA CORP·Filed 2002·Granted Mar 4, 2008·16 cites·8 claims
- 0448US2005121377A1Apparatus for preparing a flocculant for water treatmentSUIDO KIKO KK·Filed 2005·Application pending·0 cites
- 0536US6706125B2Linear shape steel excellent in joint fatigue characteristics and production method thereforJFE STEEL CORP·Filed 2001·Granted Mar 16, 2004·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →