Inventor · disambiguated record
Koetsu Endo
Also filed as: ENDO KOETSU
4 granted patents·39 citations·filing 1989–1992
74Inventor score
Technology areasC23C
Files withNIPPON PAINT CO LTD4
Top patents by PatentIndex Score
4 records- 0157US5221370AMethod for forming zinc phosphate film on metal surfaceNIPPON PAINT CO LTD·Filed 1990·Granted Jun 22, 1993·20 cites·5 claims
- 0247US5232523APhosphate coatings for metal surfacesNIPPON PAINT CO LTD·Filed 1992·Granted Aug 3, 1993·13 cites·6 claims
- 0331US5039363AProcess for phosphating metal surfacesNIPPON PAINT CO LTD·Filed 1990·Granted Aug 13, 1991·5 cites·9 claims
- 0426US5039563ASurface treating agent before coatingNIPPON PAINT CO LTD·Filed 1989·Granted Aug 13, 1991·1 cites·5 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →