Tsai; Yih-Chiou
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsai; Yih-Chiou.The latest application filed is for "sigmoidoscope with integral illuminating assembly".
- Tsai; Yih-Chiou - Taichung TW
- Tsai; Yih-Chiou - Tung Shin Chen Taichung Hsien TW
- Tsai; Yih-Chiou - Taichang Li Tung Shin Chen TW
- Tsai; Yih-Chiou - Taichung Hsien TW
| Patent | Date |
|---|---|
| Lower member of a vaginal speculum Grant D922,573 - Tsai June 15, 2 | 2021-06-15 |
| Disposable medical device with a lighting effect Grant 10,448,808 - Tsai Oc | 2019-10-22 |
| Sigmoidoscope With Integral Illuminating Assembly App 20190133432 - TSAI; YIH-CHIOU | 2019-05-09 |
| Disposable Medical Device With A Lighting Effect App 20180235444 - TSAI; YIH-CHIOU | 2018-08-23 |
| Medical luminaire Grant D757,937 - Tsai May 31, 2 | 2016-05-31 |
| Sampling brush for cervical screening Grant D731,056 - Tsai June 2, 2 | 2015-06-02 |
| Proctoscope Grant D612,046 - Tsai March 16, 2 | 2010-03-16 |
| Vaginal speculum Grant D578,646 - Tsai October 14, 2 | 2008-10-14 |
| Proctoscope Grant D564,657 - Tsai March 18, 2 | 2008-03-18 |
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