- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 175/02 - Working-up used lubricants to recover useful products mineral-oil based
Patent holdings for IPC class C10M 175/02
Total number of patents in this class: 33
10-year publication summary
|
1
|
3
|
1
|
5
|
1
|
1
|
3
|
0
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8787 |
3 |
| Regen III Corp. | 13 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3553 |
2 |
| American Chemical Technologies, Inc. | 3 |
2 |
| Ningbo Zhongxun Environmental Tech. Company, LLC | 2 |
2 |
| Alfa Laval Corporate AB | 1319 |
1 |
| China University of Petroleum (East China) | 381 |
1 |
| citizen Watch Co., Ltd. | 1075 |
1 |
| Hydro Aluminium Deutschland GmbH | 20 |
1 |
| Kabushiki Kaisha Toyota Chuo Kenkyusho | 625 |
1 |
| Neste Oyj | 780 |
1 |
| Porous Media Corporation | 17 |
1 |
| RENAULT s.a.s. | 5473 |
1 |
| Sener, Ingenieria y Sistemas, S.A. | 46 |
1 |
| Stone, Richard | 3 |
1 |
| Toyota Boshoku Kabushiki Kaisha | 1421 |
1 |
| Kitazato Corporation | 39 |
1 |
| Qingdao Institute of Bioenergy and BioProcess Technology, Chinese Academy of Sciences | 71 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12765 |
1 |
| Eicoh Ecospa Corporation | 1 |
1 |
| Other owners | 6 |