Inventor · disambiguated record
Keiya Sato
Also filed as: SATO KEIYA
2 granted patents·9 citations·filing 1994–1996
55Inventor score
Technology areasE01C
Files withHITACHI LTD2
Top patents by PatentIndex Score
2 records- 0134US5692343ASurface layer ground establishment block, surface layer ground using the same and method for utilizing the sameHITACHI LTD·Filed 1994·Granted Dec 2, 1997·7 cites·1 claims
- 0226US5809702ASurface layer ground establishment block, surface layer ground using the same and method for utilizing the sameHITACHI LTD·Filed 1996·Granted Sep 22, 1998·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →