Inventor · disambiguated record
Keigo Hatakeyama
Also filed as: HATAKEYAMA KEIGO
2 granted patents·1 pending application·12 citations·filing 2016–2017
50Inventor score
Files withMAEDA ROAD CONSTRUCTION CO LTD3
Top patents by PatentIndex Score
3 records- 0190US9617425B1Asphalt mixture, process for production of same, and paving method using sameMAEDA ROAD CONSTRUCTION CO LTD·Filed 2016·Granted Apr 11, 2017·12 cites·9 claims
- 0253US9617426B1Asphalt mixture, process for production of same, and paving method using sameMAEDA ROAD CONSTRUCTION CO LTD·Filed 2016·Granted Apr 11, 2017·0 cites·8 claims
- 0336US2019161615A1Asphalt mixture, process for production of same, and paving method using sameMAEDA ROAD CONSTRUCTION CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →