Inventor · disambiguated record
Hirohito Ando
Also filed as: ANDO HIROHITO
7 granted patents·39 citations·filing 1977–1997
82Inventor score
Files withDAINIPPON INK & CHEMICALS7
Top patents by PatentIndex Score
7 records- 0161US5084106AMonoazo lake pigmentDAINIPPON INK & CHEMICALS·Filed 1987·Granted Jan 28, 1992·7 cites·4 claims
- 0258US4122117AIndandione bis-azomethine pigmentsDAINIPPON INK & CHEMICALS·Filed 1977·Granted Oct 24, 1978·5 cites·5 claims
- 0351US4711674ANon-bronzing reddish lake pigmentDAINIPPON INK & CHEMICALS·Filed 1986·Granted Dec 8, 1987·5 cites·11 claims
- 0449US4371467AProcess for producing isoindolinone pigmentsDAINIPPON INK & CHEMICALS·Filed 1980·Granted Feb 1, 1983·4 cites·6 claims
- 0548US4767844AAzo lake pigmentsDAINIPPON INK & CHEMICALS·Filed 1987·Granted Aug 30, 1988·15 cites·7 claims
- 0632US5803962ADisazo pigment composition and printing inkDAINIPPON INK & CHEMICALS·Filed 1997·Granted Sep 8, 1998·2 cites·16 claims
- 0728US5055564AModified crystalline monoazo lake pigmentDAINIPPON INK & CHEMICALS·Filed 1988·Granted Oct 8, 1991·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →