- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21W - Indexing scheme associated with subclasses , , and , relating to uses or applications of lighting devices or systems
- F21W 131/401 - Lighting for industrial, commercial, recreational or military use for swimming pools
Patent holdings for IPC class F21W 131/401
Total number of patents in this class: 111
10-year publication summary
|
9
|
13
|
12
|
8
|
12
|
10
|
11
|
12
|
7
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hayward Industries, Inc. | 670 |
13 |
| Zodiac Pool Systems LLC | 403 |
12 |
| Pentair Water Pool and Spa, Inc. | 440 |
8 |
| Bellson Electric Pty Ltd | 15 |
5 |
| Custom Molded Products, LLC | 88 |
4 |
| Polygroup Macau Limited (BVI) | 105 |
4 |
| AMCS Consulting, LLC | 5 |
4 |
| B & S Plastics, Inc. | 10 |
3 |
| bullfrog International, L.C. | 83 |
3 |
| Octacube BV | 6 |
3 |
| Artistic Landscaping Inc. | 12 |
2 |
| OASE GmbH | 310 |
2 |
| Propulsion Systems | 5 |
2 |
| Seescan, Inc. | 539 |
2 |
| Wet | 64 |
2 |
| Hui, Wing-kin Martin | 12 |
2 |
| Koninklijke Philips Electronics N.V. | 8370 |
1 |
| Aldabra S.r.l. | 1 |
1 |
| Canadian Plastics Inc. | 5 |
1 |
| Custom Molded Products, Inc. | 9 |
1 |
| Other owners | 36 |