Inventor · disambiguated record
Shigeyuki Ehashi
Also filed as: EHASHI SHIGEYUKI
4 granted patents·159 citations·filing 1980–1997
81Inventor score
Files withTOYO INK MFG CO4
Top patents by PatentIndex Score
4 records- 0193US4310359APigment compositionsTOYO INK MFG CO·Filed 1981·Granted Jan 12, 1982·61 cites·9 claims
- 0288US4317682APigment compositions and use thereofTOYO INK MFG CO·Filed 1980·Granted Mar 2, 1982·26 cites·6 claims
- 0387US4664714APigment compositionTOYO INK MFG CO·Filed 1985·Granted May 12, 1987·27 cites·12 claims
- 0483US5972087AWater-based ink-jet recording fluidTOYO INK MFG CO·Filed 1997·Granted Oct 26, 1999·45 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →