- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 31/02 - Operating means; Releasing devices magnetic
Patent holdings for IPC class F16K 31/02
Total number of patents in this class: 1578
10-year publication summary
|
97
|
120
|
79
|
95
|
114
|
109
|
87
|
76
|
57
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Delta Faucet Company | 2725 |
52 |
| Fujikin Incorporated | 671 |
50 |
| Robert Bosch GmbH | 40953 |
31 |
| Covidien LP | 10647 |
29 |
| Denso Corporation | 23338 |
22 |
| Mechano Transformer Corporation | 43 |
18 |
| Satake Corporation | 284 |
18 |
| Honeywell International Inc. | 13799 |
16 |
| HORIBA STEC, Co., Ltd. | 302 |
16 |
| Murata Manufacturing Co., Ltd. | 22355 |
15 |
| ResMed Pty Ltd | 1995 |
14 |
| Fisher Controls International LLC | 1520 |
13 |
| Koninklijke Philips N.V. | 22975 |
12 |
| General Electric Company | 18133 |
11 |
| Caterpillar Inc. | 8877 |
11 |
| Buerkert Werke GmbH | 92 |
10 |
| C.R.F. Societa Consortile per Azioni | 395 |
10 |
| Alfmeier Präzision SE | 29 |
10 |
| Conti Temic microelectronic GmbH | 951 |
9 |
| Drägerwerk AG & Co. KGaA | 840 |
9 |
| Other owners | 1202 |