Patents
US 12625307 B2: Optical filter
- Granted
- 2026-05-12
- Filed
- 2023-09-29 application 18477612
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present invention provides an optical filter for its use. In the present invention, it is possible to provide an optical filter that effectively blocks ultraviolet ray and infrared ray and exhibits high transmittance in visible light. Furthermore, it is possible to provide an optical filter where the transmission characteristics are stably maintained even when an incident angle is changed. Moreover, it is possible to provide an optical filter that does not exhibit problems such as ripple, petal flare, and curl.
Source: PTBLXML, file of 2026-05-12 (ipgb20260512.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| LMS CO., LTD. 85 patents | Foreign company or organization | Pyeongtaek-si, KR | PTBLXML, file of 2026-05-12 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Joon Ho Jung | Pyeongtaek-si, KR | 30 | PTBLXML, file of 2026-05-12 | |
| Seon Ho Yang | Pyeongtaek-si, KR | 10 | PTBLXML, file of 2026-05-12 | |
| Sung Min Hwang | Pyeongtaek-si, KR | PTBLXML, file of 2026-05-12 | ||
| Choon Woo Ji | Pyeongtaek-si, KR | 5 | PTBLXML, file of 2026-05-12 | |
| Yang Ho Kwon | Pyeongtaek-si, KR | PTBLXML, file of 2026-05-12 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G02B | Optical elements, systems or apparatus | G02B5/208 | PTBLXML, file of 2026-05-12 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2023-09-29 | Assignment Assignment of assignor's interest | JUNG, JOON HO signed 2023-09-26 YANG, SEON HO signed 2023-09-26 HWANG, SUNG MIN signed 2023-09-25 JI, CHOON WOO signed 2023-09-26 KWON, YANG HO signed 2023-09-26 | LMS CO., LTD. PYEONGTAEK-SI, GYEONGGI-DO | 65069/722 | PASDL, file of 2026-10-15 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.