Itoh; Sohko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Itoh; Sohko.The latest application filed is for "modified carbon black dispersion liquid and water base ink containing the same".
- Itoh; Sohko - Osaka JP
- Itoh; Sohko - Osaka-shi Osaka 535-0022 JP
- Itoh; Sohko - Neyagawa JP
| Patent | Date |
|---|---|
| Modified carbon black carbon black dispersion liquid and water base ink Grant 7,232,480 - Momose , et al. June 19, 2 | 2007-06-19 |
| Modified carbon black dispersion liquid and water base ink containing the same Grant 7,220,304 - Momose , et al. May 22, 2 | 2007-05-22 |
| Modified carbon black dispersion liquid and water base ink containing the same App 20050204957 - Momose, Masayuki ; et al. | 2005-09-22 |
| Modified carbon black carbon black dispersion liquid and water base ink App 20050120914 - Momose, Masayuki ; et al. | 2005-06-09 |
| Aqueous pigment dispersion and process for producing the same Grant 6,468,342 - Itoh , et al. October 22, 2 | 2002-10-22 |
| Aqueous pigment ink composition Grant 6,099,632 - Nagasawa , et al. August 8, 2 | 2000-08-08 |
| Aqueous pigment ink composition Grant 5,861,447 - Nagasawa , et al. January 19, 1 | 1999-01-19 |
| Aqueous pigment ink composition Grant 5,846,307 - Nagasawa , et al. December 8, 1 | 1998-12-08 |
| Process of producing aqueous pigment ink Grant 5,718,746 - Nagasawa , et al. February 17, 1 | 1998-02-17 |
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