Yamaga; Yuko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yamaga; Yuko.The latest application filed is for "material for organic device and organic electroluminescent device using the same".
- Yamaga; Yuko - Tokyo JP
- YAMAGA; Yuko - Chiba JP
| Patent | Date |
|---|---|
| Polycyclic aromatic compound, material for an organic device, organic electroluminescent element, display apparatus and lighting apparatus Grant 11,248,009 - Hatakeyama , et al. February 15, 2 | 2022-02-15 |
| Material For Organic Device And Organic Electroluminescent Device Using The Same App 20220006012 - HATAKEYAMA; Takuji ; et al. | 2022-01-06 |
| Organic electroluminescent element Grant 11,139,438 - Hatakeyama , et al. October 5, 2 | 2021-10-05 |
| Polycyclic Aromatic Compound App 20210167288 - Hatakeyama; Takuji ; et al. | 2021-06-03 |
| Polycyclic aromatic compound Grant 10,811,613 - Hatakeyama , et al. October 20, 2 | 2020-10-20 |
| Organic Electroluminescent Element App 20200266350 - HATAKEYAMA; Takuji ; et al. | 2020-08-20 |
| Polycyclic Aromatic Compound, Material For An Organic Device, Organic Electroluminescent Element, Display Apparatus And Lighting App 20200207787 - Hatakeyama; Takuji ; et al. | 2020-07-02 |
| Organic Electroluminescent Element App 20190312207 - HATAKEYAMA; Takuji ; et al. | 2019-10-10 |
| Organic Electroluminescent Element App 20190229277 - Hatakeyama; Takuji ; et al. | 2019-07-25 |
| Polycyclic Aromatic Compound App 20190027694 - Hatakeyama; Takuji ; et al. | 2019-01-24 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 