Inventor · disambiguated record
Koichiro Hiwa
Also filed as: HIWA KOICHIRO
3 granted patents·0 citations·filing 2019–2023
37Inventor score
Technology areasE03D
Files withTOTO LTD3
Top patents by PatentIndex Score
3 records- 0152US12258744B2Flush water tank device and flush toilet apparatus provided with the sameTOTO LTD·Filed 2023·Granted Mar 25, 2025·0 cites·7 claims
- 0249US12416142B2Discharge valve device, flush water tank device, and flush toiletTOTO LTD·Filed 2023·Granted Sep 16, 2025·0 cites·20 claims
- 0346US11111658B2Flush toiletTOTO LTD·Filed 2019·Granted Sep 7, 2021·0 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →