Inventor · disambiguated record
Hayahito Ishii
Also filed as: ISHII HAYAHITO
2 granted patents·9 citations·filing 2008–2010
55Inventor score
Technology areasC02F
Files withHITACHI LTD2
Top patents by PatentIndex Score
2 records- 0180US7722773B2Method of treating organic compounds in wastewaterHITACHI LTD·Filed 2008·Granted May 25, 2010·7 cites·14 claims
- 0276US7993529B2Treatment apparatus of organic compounds included in waste water, and a treatment system of organic compounds included in waste waterHITACHI LTD·Filed 2010·Granted Aug 9, 2011·2 cites·12 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →