Inventor · disambiguated record
Kosaku Tsuji
Also filed as: TSUJI KOSAKU
4 granted patents·41 citations·filing 1980–2001
76Inventor score
Files withTOYO INK MFG CO4
Top patents by PatentIndex Score
4 records- 0174US5427616AProcess for the production of copper phthalocyanine pigment compositionTOYO INK MFG CO·Filed 1994·Granted Jun 27, 1995·14 cites·5 claims
- 0271US6589330B2Halogen-free green pigment compositionTOYO INK MFG CO·Filed 2001·Granted Jul 8, 2003·8 cites·9 claims
- 0368US4301049AMethod of producing an azo pigment suitable for use in a gravure printing ink and azo pigments produced therebyTOYO INK MFG CO·Filed 1980·Granted Nov 17, 1981·10 cites·12 claims
- 0443US5856398AAqueous pigment dispersion for light-shielding paperTOYO INK MFG CO·Filed 1997·Granted Jan 5, 1999·9 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →