Arai, Tatsuro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Arai, Tatsuro.The latest application filed is for "license and privilege management method in digital contents sale".
- Arai, Tatsuro - Ebina JP
- Arai, Tatsuro - Tokyo JP
| Patent | Date |
|---|---|
| License and privilege management method in digital contents sale App 20050044049 - Okayama, Nobuya ; et al. | 2005-02-24 |
| Digital contents watching method and its system App 20020165987 - Arisaka, Takeshi ; et al. | 2002-11-07 |
| System and method for managing a coupon App 20020111864 - Ukai, Hiromi ; et al. | 2002-08-15 |
| System and method for managing a coupon App 20020077907 - Ukai, Hiromi ; et al. | 2002-06-20 |
| Method and system for calculating licensing fee of digital contents and medium recorded with operational program for the method and system App 20020077989 - Okayama, Nobuya ; et al. | 2002-06-20 |
| Electronic book system and its contents display method App 20010007980 - Ishibashi, Atsushi ; et al. | 2001-07-12 |
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