Lets International, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lets International, Inc..The latest application filed is for "system from preparing language learning materials to teaching language, and language teaching system".
- Lets International, Inc. - Tokyo JP
| Patent | Date |
|---|---|
| System from preparing language learning materials to teaching language, and language teaching system Grant 7,167,822 - Ueda January 23, 2 | 2007-01-23 |
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