Kurihara; Norimasa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kurihara; Norimasa.The latest application filed is for "discolorable ink composition and writing utensils".
- Kurihara; Norimasa - Shijonawate JP
- Kurihara; Norimasa - Osaka JP
- Kurihara; Norimasa - Osaka-shi JP
- Kurihara, Norimasa - Osaka-Fu JP
| Patent | Date |
|---|---|
| Discolorable ink composition and writing utensils Grant 8,182,596 - Kurihara , et al. May 22, 2 | 2012-05-22 |
| Water-based ink composition Grant 8,080,098 - Kurihara , et al. December 20, 2 | 2011-12-20 |
| Tip unit for liquid applicator, method for producing the same, and liquid applicator having the tip unit Grant 7,914,222 - Inoue , et al. March 29, 2 | 2011-03-29 |
| Discolorable Ink Composition And Writing Utensils App 20100275813 - Kurihara; Norimasa ; et al. | 2010-11-04 |
| Method of producing applicator tip Grant 7,721,402 - Inoue , et al. May 25, 2 | 2010-05-25 |
| Aqueous ink composition Grant 7,538,148 - Inoue , et al. May 26, 2 | 2009-05-26 |
| Erasable ink composition Grant 7,371,785 - Yoshimura , et al. May 13, 2 | 2008-05-13 |
| Water-Based Ink Composition App 20070203259 - Kurihara; Norimasa ; et al. | 2007-08-30 |
| Tip unit for liquid applicator, method for producing the same, and liquid applicator having the tip unit App 20070110507 - Inoue; Hiroshi ; et al. | 2007-05-17 |
| Method of producing applicator tip App 20060260112 - Inoue; Hiroshi ; et al. | 2006-11-23 |
| Aqueous ink composition App 20060233595 - Inoue; Hiroshi ; et al. | 2006-10-19 |
| Erasable aqueous color material composition App 20060069183 - Kurihara; Norimasa ; et al. | 2006-03-30 |
| Erasable ink composition App 20050143486 - Yoshimura, Yasuyuki ; et al. | 2005-06-30 |
| Aqueous ink composition Grant 6,666,913 - Hirano , et al. December 23, 2 | 2003-12-23 |
| Water-based ink composition App 20030089271 - Hirano, Norihiro ; et al. | 2003-05-15 |
| Aqueous ink for ball point pens Grant 6,325,845 - Kurihara , et al. December 4, 2 | 2001-12-04 |
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