- All sections
- D - Textilespaper
- D21F - Paper-making machinesmethods of producing paper thereon
- D21F 7/06 - Indicating or regulating the thickness of the layerSignal devices
Patent holdings for IPC class D21F 7/06
Total number of patents in this class: 125
10-year publication summary
|
17
|
5
|
5
|
7
|
7
|
7
|
1
|
5
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell ASCa Inc. | 106 |
17 |
| Seiko Epson Corporation | 19704 |
14 |
| Valmet Automation Oy | 112 |
8 |
| GPCP IP Holdings LLC | 1621 |
8 |
| Honeywell Limited | 114 |
7 |
| ABB Ltd. | 23 |
7 |
| Honeywell International Inc. | 13571 |
5 |
| Stora Enso Oyj | 1665 |
5 |
| Metso Automation Oy | 73 |
4 |
| Procemex Oy | 34 |
4 |
| S.A. Giuseppe Cristini S.p.A. | 26 |
4 |
| Stowe Woodward Licensco, LLC | 54 |
4 |
| The Procter & Gamble Company | 22015 |
3 |
| Voith Patent GmbH | 2762 |
3 |
| PSM International, Inc. | 6 |
3 |
| Ecolab USA Inc. | 5601 |
2 |
| International Paper Company | 750 |
2 |
| Solenis Technologies, L.P. | 334 |
2 |
| Dai Nippon Printing Co., Ltd. | 4145 |
1 |
| Advanced Gauging Technologies, LLC | 3 |
1 |
| Other owners | 21 |