- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 13/00 - Oxygen; Ozone; Oxides or hydroxides in general
Patent holdings for IPC class C01B 13/00
Total number of patents in this class: 135
10-year publication summary
|
7
|
3
|
9
|
12
|
3
|
12
|
8
|
2
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
4 |
| Clean Chemistry, Inc. | 33 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Massachusetts Institute of Technology | 9795 |
2 |
| Toray Industries, Inc. | 6652 |
2 |
| Air Products and Chemicals, Inc. | 1448 |
2 |
| Lawrence Livermore National Security, LLC | 1834 |
2 |
| Archer Daniels Midland Company | 1164 |
2 |
| Ecolab USA Inc. | 5190 |
2 |
| KSY Corporation | 7 |
2 |
| Nisshin Engineering Inc. | 55 |
2 |
| Nisshin Seifun Group Inc. | 228 |
2 |
| Sun Catalytix Corporation | 12 |
2 |
| SunCor Energy Inc. | 838 |
2 |
| Taki Chemical Co., Ltd. | 9 |
2 |
| Toto Ltd. | 1096 |
2 |
| Tygrus, LLC | 70 |
2 |
| Evonik Operations GmbH | 3879 |
2 |
| Other owners | 92 |