- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 18/28 - Wound package of webs
Patent holdings for IPC class B65H 18/28
Total number of patents in this class: 277
10-year publication summary
|
35
|
23
|
34
|
34
|
43
|
33
|
28
|
17
|
13
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GPCP IP Holdings LLC | 1643 |
17 |
| Kimberly-clark Worldwide, Inc. | 5501 |
12 |
| The Procter & Gamble Company | 22020 |
11 |
| Toyobo Co., Ltd. | 2478 |
10 |
| Jennerjahn Machine, Inc. | 9 |
9 |
| Corning Incorporated | 10232 |
8 |
| Nippon Electric Glass Co., Ltd. | 2444 |
7 |
| BW Converting, Inc. | 57 |
7 |
| Konica Minolta, Inc. | 8659 |
6 |
| ISO-Chemie GmbH | 48 |
6 |
| Yuyama Mfg. Co., Ltd. | 380 |
6 |
| 3m Innovative Properties Company | 17842 |
5 |
| Nitto Denko Corporation | 8170 |
5 |
| FUJIFILM Corporation | 29208 |
4 |
| Lintec Corporation | 1953 |
4 |
| Sonoco Development, Inc. | 725 |
4 |
| Zeon Corporation | 4071 |
4 |
| Illinois Tool Works Inc. | 11392 |
3 |
| Sumitomo Chemical Company, Limited | 9002 |
3 |
| Cascades Canada ULC | 620 |
3 |
| Other owners | 143 |