Inventor · disambiguated record
Katsumi Nakai
Also filed as: NAKAI KATSUMI · YAMAUCHI KIAKI
4 granted patents·1 pending application·32 citations·filing 1977–2014
73Inventor score
Top patents by PatentIndex Score
5 records- 0166US4147660AMethod for reactivation of platinum group metal catalyst with aqueous alkaline and/or reducing solutionsOSAKA GAS CO LTD·Filed 1977·Granted Apr 3, 1979·13 cites·11 claims
- 0257US4190554AMethod for reactivation of platinum group metal catalyst with aqueous alkaline and/or reducing solutionsOSAKA GAS CO LTD·Filed 1978·Granted Feb 26, 1980·11 cites·11 claims
- 0355US4228033AMethod for reactivation of platinum group metal catalyst with aqueous alkaline and/or reducing solutionsOSAKA GAS CO LTD·Filed 1979·Granted Oct 14, 1980·8 cites·11 claims
- 0447US10128029B2Ferrite ceramics, ferrite sintered plate and ferrite sintered sheetTODA KOGYO CORP·Filed 2014·Granted Nov 13, 2018·0 cites·6 claims
- 0543US2010098565A1Electric pump rotor and electric pumpAISIN SEIKI·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →