Inventor · disambiguated record
Hidefumi Konnai
Also filed as: KONNAI HIDEFUMI
14 granted patents·1 pending application·75 citations·filing 1990–2021
90Inventor score
Top patents by PatentIndex Score
15 records- 0191US11180375B2Porous halloysite powder and method for producing halloysite powderJFE MINERAL CO LTD·Filed 2017·Granted Nov 23, 2021·3 cites·19 claims
- 0267US6335096B1Potassium titanate fine particlesKAWATETSU MINING·Filed 2000·Granted Jan 1, 2002·9 cites·3 claims
- 0366US12458951B2Halloysite powderJFE MINERAL CO LTD·Filed 2021·Granted Nov 4, 2025·0 cites·2 claims
- 0464US6036938APotassium titanate substantially free of respirable fibers and method for producing the sameKAWATETSU MINING·Filed 1998·Granted Mar 14, 2000·14 cites·8 claims
- 0561US6251361B1Non-fibrous potassium titanate and method for producing the sameKAWATETSU MINING·Filed 2000·Granted Jun 26, 2001·4 cites·10 claims
- 0659US12281020B2Metahalloysite powder and metahalloysite powder production methodJFE MINERAL CO LTD·Filed 2019·Granted Apr 22, 2025·0 cites·9 claims
- 0759US6579619B1Potassium titanate powderKAWATETSU MINING·Filed 2000·Granted Jun 17, 2003·8 cites·10 claims
- 0856US5185204AAgglomerate of whiskers or short fibersKAWATETSU MINIG CO LTD·Filed 1990·Granted Feb 9, 1993·20 cites·5 claims
- 0955US12330952B2Metahalloysite powder and production method thereforJFE MINERAL CO LTD·Filed 2019·Granted Jun 17, 2025·0 cites·7 claims
- 1054US7510804B2Cathode material for use in lithium secondary battery and manufacturing method thereofKAWATETSU MINING·Filed 2002·Granted Mar 31, 2009·3 cites·11 claims
- 1153US7749657B2Positive electrode material for lithium secondary battery, method for producing the same, and lithium secondary batteryJFE MINERAL CO LTD·Filed 2003·Granted Jul 6, 2010·3 cites·10 claims
- 1250US8029930B2Positive electrode material for lithium secondary battery, method for producing the same, and lithium secondary batteryKAWATETSU MINING·Filed 2003·Granted Oct 4, 2011·2 cites·12 claims
- 1348US5269993AMethod of making agglomerate of whiskers or short fibersKAWATETSU MINING·Filed 1992·Granted Dec 14, 1993·9 cites·7 claims
- 1445US2023356189A1CompositeJFE MINERAL CO LTD·Filed 2021·Application pending·0 cites
- 1544US11932544B2Surface-modified halloysite, method for producing surface-modified halloysite, and catalytic reactionJFE MINERAL CO LTD·Filed 2017·Granted Mar 19, 2024·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →