- All sections
- E - Fixed constructions
- E04H - Buildings or like structures for particular purposesswimming or splash baths or poolsmastsfencingtents or canopies, in general
- E04H 4/12 - Devices or arrangements for circulating water
Patent holdings for IPC class E04H 4/12
Total number of patents in this class: 992
10-year publication summary
|
108
|
105
|
122
|
107
|
120
|
104
|
116
|
95
|
141
|
105
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zodiac Pool Systems LLC | 414 |
68 |
| Hayward Industries, Inc. | 681 |
64 |
| King Technology, Inc. | 293 |
41 |
| Pentair Water Pool and Spa, Inc. | 435 |
34 |
| Bestway Inflatables & Material Corp. | 438 |
29 |
| Zodiac Pool Care Europe | 327 |
29 |
| Crystal Lagoons Technologies, Inc. | 134 |
28 |
| Intex Marketing Ltd. | 266 |
20 |
| Kelly Slater Wave Company, LLC. | 71 |
19 |
| Xingmai Innovation Technology (Suzhou) Co., Ltd. | 233 |
19 |
| Maytronics Ltd. | 202 |
17 |
| AquaStar Pool Products, Inc. | 91 |
16 |
| Rheem Manufacturing Company | 1033 |
13 |
| Ldag Holdings, Inc. | 31 |
10 |
| Whitewater West Industries Ltd. | 249 |
10 |
| Ldag Acquisition Corp. | 31 |
10 |
| Blue Square Manufacturing, L.L.C. | 24 |
9 |
| Elliptic Works LLC | 15 |
9 |
| Pentair Water Pool & Spa, Inc. (a Delaware Corporation) | 49 |
8 |
| Totally New Technologies LLC | 12 |
8 |
| Other owners | 531 |