- All sections
- B - Performing operationstransporting
- B29L - Indexing scheme associated with subclass , relating to particular articles
- B29L 31/16 - Frictional elements, e.g. brake or clutch linings
Patent holdings for IPC class B29L 31/16
Total number of patents in this class: 46
10-year publication summary
|
5
|
10
|
4
|
4
|
4
|
0
|
0
|
2
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 12778 |
6 |
| Goodrich Corporation | 2183 |
4 |
| Orbital Composites, Inc. | 12 |
4 |
| Cat Tongue, Inc. | 16 |
2 |
| ENVE Composites, LLC | 34 |
2 |
| ITT Italia S.r.l. | 167 |
2 |
| TMD Friction Services GmbH | 97 |
2 |
| Valeo Materiaux de Friction | 33 |
2 |
| Agc, Inc. | 5502 |
2 |
| Weatherford Technology Holdings, LLC | 2154 |
1 |
| AGC Chemicals Americas, Inc. | 42 |
1 |
| Akebono Brake Industry Co., Ltd. | 364 |
1 |
| Ascenz Friction & Brake, L.L.C. | 5 |
1 |
| Beijing Grish Hitech Co., Ltd. | 5 |
1 |
| Board of Trustees of Southern Illinois University | 102 |
1 |
| Intellectual Property Holdings, LLC | 33 |
1 |
| Krones AG | 2275 |
1 |
| New York Air Brake LLC | 272 |
1 |
| Nisshinbo Brake, Inc. | 61 |
1 |
| Otis Elevator Company | 2694 |
1 |
| Other owners | 9 |