- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 23/28 - Registering, tensioning, smoothing, or guiding webs longitudinally by longitudinally-extending strips, tubes, plates, or wires
Patent holdings for IPC class B65H 23/28
Total number of patents in this class: 33
10-year publication summary
|
4
|
4
|
5
|
3
|
1
|
2
|
1
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40216 |
3 |
| Hewlett-Packard Development Company, L.P. | 25841 |
2 |
| Hand held Products, Inc. | 1261 |
2 |
| Hidaka Seiki Kabushiki Kaisha | 59 |
2 |
| Metso Paper, Inc. | 421 |
2 |
| Unicharm Corporation | 2878 |
2 |
| The Procter & Gamble Company | 22031 |
1 |
| Seiko Epson Corporation | 19458 |
1 |
| Applied Materials, Inc. | 18792 |
1 |
| Eastman Kodak Company | 2864 |
1 |
| Samsung SDI Co., Ltd. | 8437 |
1 |
| Nitto Denko Corporation | 8271 |
1 |
| Oki Electric Industry Co., Ltd. | 1591 |
1 |
| Emmeci S.p.A. | 37 |
1 |
| Kabushiki Kaisha Sato Chishiki Zaisan Kenkyusyo | 93 |
1 |
| Koenig & Bauer AG | 979 |
1 |
| Nippon Electric Glass Co., Ltd. | 2465 |
1 |
| Packsize LLC | 294 |
1 |
| Sato Holdings Kabushiki Kaisha | 523 |
1 |
| Scanit Technologies, Inc. | 18 |
1 |
| Other owners | 6 |