YANG; KUO-FU
Patent Applications and Registrations
Patent applications and USPTO patent grants for YANG; KUO-FU.The latest application filed is for "fanless negative ionic wind aroma diffuser".
- YANG; KUO-FU - TAIPEI CITY TW
- Yang; Kuo-Fu - Taipei N/A TW
| Patent | Date |
|---|---|
| Fanless Negative Ionic Wind Aroma Diffuser App 20190022270 - YANG; KUO-FU | 2019-01-24 |
| Split type LED lamp Grant 8,777,443 - Yang July 15, 2 | 2014-07-15 |
| Split Type Led Lamp App 20130148342 - YANG; KUO-FU | 2013-06-13 |
| Desk lamp Grant 5,653,531 - Yang August 5, 1 | 1997-08-05 |
| Grip for writing implements Grant 5,320,438 - Yang June 14, 1 | 1994-06-14 |
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