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Patent applications and USPTO patent grants for Shintani; Takashi.The latest application filed is for "erasable ink: sulphonated rubber dyed with basic dye and dissolved in organic solvent".
Patent | Date |
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Erasable ink: sulphonated rubber dyed with basic dye and dissolved in organic solvent Grant 4,753,658 - Okuzono , et al. June 28, 1 | 1988-06-28 |
Ink composition for writing board Grant 4,740,549 - Okuzono , et al. April 26, 1 | 1988-04-26 |
Aqueous colored polymer, process for preparing same and ink comprising same Grant 4,623,689 - Shintani , et al. November 18, 1 | 1986-11-18 |
Colored polymer emulsion and process for preparation thereof Grant 4,612,343 - Okuzono , et al. September 16, 1 | 1986-09-16 |
Method for inhibiting corrosion of metal Grant 4,533,525 - Minamide , et al. August 6, 1 | 1985-08-06 |
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