Chang; Hong Yih
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Hong Yih.The latest application filed is for "cartridge of non-lethal weapon".
- Chang; Hong Yih - Taichung N/A TW
- Chang; Hong Yih - Taichung City TW
| Patent | Date |
|---|---|
| Cartridge of non-lethal weapon Grant 9,638,498 - Chang May 2, 2 | 2017-05-02 |
| Cartridge of Non-lethal Weapon App 20160258718 - Chang; Hong Yih | 2016-09-08 |
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