- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 149/20 - Polyureas
Patent holdings for IPC class C10M 149/20
Total number of patents in this class: 29
10-year publication summary
|
2
|
5
|
3
|
0
|
1
|
2
|
0
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4976 |
3 |
| Nihon Parkerizing Co., Ltd. | 280 |
3 |
| BASF SE | 20432 |
2 |
| JTEKT Corporation | 2443 |
2 |
| Covestro Deutschland AG | 2692 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3343 |
2 |
| Nippon Grease Co., Ltd. | 24 |
2 |
| Baker Hughes Holdings LLC | 3009 |
2 |
| Hitachi Automotive Systems, Ltd. | 3962 |
1 |
| Denso Corporation | 23769 |
1 |
| BYK-Chemie GmbH | 443 |
1 |
| Dow Corning Toray Co., Ltd. | 531 |
1 |
| The George Washington University | 425 |
1 |
| HRL Laboratories, LLC | 1583 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2906 |
1 |
| Kyodo Yushi Co., Ltd. | 230 |
1 |
| New York Air Brake LLC | 262 |
1 |
| BYK USA Inc. | 19 |
1 |
| Shell USA, Inc. | 1137 |
1 |
| Other owners | 0 |