| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 61 | |
| #2 | Taiwan | 32 | |
| #3 | United States | 31 | |
| #4 | Japan | 3 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Measurement | |
| #3 | Audio-visual technology | |
| #4 | Weapons | |
| #5 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Weapon sights | |
| #3 | Radio navigation | |
| #4 | Measuring distances | |
| #5 | Television | |
| #6 | Cameras | |
| #7 | Measuring length, angles and areas | |
| #8 | Loudspeakers and microphones | |
| #9 | Special measuring | |
| #10 | Diagnosis and surgery |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liu Huatang | 10 |
| #2 | Lin Hsien-Chi | 6 |
| #3 | Lin Xianqi | 5 |
| #4 | Chen Yueye | 4 |
| #5 | Wang Jinxiang | 4 |
| #6 | Imai Naofumi | 4 |
| #7 | Shih Po-Yuan | 4 |
| #8 | Chen Zongli | 4 |
| #9 | Karasawa Takayuki | 4 |
| #10 | Takahashi Tomoya | 4 |
| Publication | Filing date | Title |
|---|---|---|
| TWI693445B | Wide-angle lens assembly | |
| TWI668480B | Lens assembly | |
| TW201935124A | Optical path turning module | |
| US2017138697A1 | Sight Structure | |
| US2017139187A1 | Lens Assembly | |
| TW201823793A | Lens assembly | |
| TW201740157A | Panoramic lens | |
| TW201735480A | Driving device for laser diode | |
| CN107219621A | Can ranging binoculars and its prism module | |
| CN107192334A | The range unit of adjustable luminous flux | |
| TW201732314A | Range finder capable of adjusting intensity of light | |
| CN107101532A | Sighting device with double point of aim mark | |
| CN107018459A | Earphone | |
| TW201728187A | Headphone | |
| CN107018458A | Earphone | |
| TW201728188A | Headphone | |
| TW201725414A | Lens assembly | |
| CN106959500A | Imaging lens | |
| TW201723554A | Camera device | |
| TWI549652B | Rotating cylinder device |