| 11841483 |
Optical lens including five lenses of −−+−+, −−+++ or −−+−+, or six lenses of −−−+−+ or −−++−+ refractive powers |
Ching-Lung Lai, Hung-You Cheng, Sheng-Tang Lai |
2023-12-12 |
| 11256067 |
Optical lens |
Ching-Sheng Chang, Kuo-Chuan Wang |
2022-02-22 |
| 10996442 |
Lens assembly and fabrication method thereof |
Sheng-Tang Lai, Ching-Sheng Chang, Kuo-Chuan Wang |
2021-05-04 |
| 10928612 |
Projection lens and projector |
Kai-Yun Chen, Kuo-Chuan Wang |
2021-02-23 |
| 10809493 |
Optical lens |
Kuo-Chuan Wang, Sheng-Tang Lai, Chen-Cheng Lee |
2020-10-20 |
| 10571669 |
Optical lens |
Sheng-Da Jiang, Sheng-Tang Lai, Kai-Yun Chen |
2020-02-25 |
| 10564398 |
Lens and manufacturing method thereof |
Bing-Ju Chiang, Kuo-Chuan Wang, Sheng-Da Jiang |
2020-02-18 |
| 10558022 |
Optical lens and fabrication method thereof |
Sheng-Da Jiang, Ching-Sheng Chang, Kuo-Chuan Wang |
2020-02-11 |
| 10151904 |
Optical imaging device |
Chen-Cheng Lee, Kuo-Chuan Wang |
2018-12-11 |
| 9774774 |
Image pickup apparatus |
Chen-Cheng Lee, Kuo-Chuan Wang, Yuan-Yu Lee |
2017-09-26 |
| 9140880 |
Zoom lens and zoom lens module |
Kuo-Chuan Wang, Kuo-Shu Hung |
2015-09-22 |
| 8325422 |
Zoom lens |
Kuo-Chuan Wang |
2012-12-04 |
| 8192033 |
Fixed-focus lens and apparatus integrating optical projection and image detection |
Jung-Yao Chen |
2012-06-05 |
| 7639433 |
Fixed-focus lens |
Kuo-Chuan Wang |
2009-12-29 |
| 7551363 |
Fixed-focus lens |
Yi-Hao Kang |
2009-06-23 |
| 7423819 |
Fixed-focus lens |
Fu-Ming Chuang, Yi-Hao Kang, Yun-Chin Liang |
2008-09-09 |
| 5385225 |
Apparatus for preventing a coin drop mechanism and a coin box from burglary |
Chung-Ho Chen |
1995-01-31 |