Patents
US 12669636 B2: Basic layer for an optical filter
- Granted
- 2026-06-30
- Filed
- 2023-07-14 application 18352290
- Type
- Utility · 19 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present invention provides a basic layer for an optical filter, an optical filter, and their application for an image capture device. The present invention provides a basic layer for an optical filter and an optical filter having excellent optical properties while exhibiting excellent durability including a moisture-resistant layer.
Source: PTBLXML, file of 2026-06-30 (ipgb20260630.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 2026-06-30 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Joon Ho Jung | Pyeongtaek-si, KR | 30 | PTBLXML, file of 2026-06-30 | |
| Hee Kyeong Kim | Pyeongtaek-si, KR | 6 | PTBLXML, file of 2026-06-30 | |
| Nam Woo Kang | Pyeongtaek-si, KR | 3 | PTBLXML, file of 2026-06-30 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G02B | Optical elements, systems or apparatus | G02B5/208 | PTBLXML, file of 2026-06-30 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2023-07-14 | Assignment Assignment of assignor's interest | JUNG, JOON HO signed 2023-07-11 KIM, HEE KYEONG signed 2023-07-11 KANG, NAM WOO signed 2023-07-11 | LMS CO., LTD. PYEONGTAEK-SI, GYEONGGI-DO | 64252/964 | 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.