- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 32/00 - Carbon; Compounds thereof
Patent holdings for IPC class C01B 32/00
Total number of patents in this class: 522
10-year publication summary
|
21
|
36
|
64
|
41
|
50
|
73
|
56
|
74
|
46
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aspen Aerogels, Inc. | 217 |
13 |
| Toray Industries, Inc. | 6652 |
12 |
| Group14 Technologies, Inc. | 73 |
10 |
| Enevate Corporation | 368 |
9 |
| Nisshinbo Holdings Inc. | 333 |
9 |
| Showa Denko K.K. | 2539 |
8 |
| Kuraray Co., Ltd. | 3392 |
8 |
| Suncoal Industries GmbH | 65 |
7 |
| Sony Corporation | 32931 |
6 |
| JFE Chemical Corporation | 116 |
6 |
| BASF SE | 19740 |
5 |
| The Regents of the University of California | 18943 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| Lawrence Livermore National Security, LLC | 1834 |
5 |
| Aerogel Technologies, LLC | 26 |
5 |
| Denka Company Limited | 2189 |
5 |
| JFE Steel Corporation | 6067 |
5 |
| Toyo Tanso Co., Ltd. | 227 |
5 |
| Carbon Technology Holdings, LLC | 185 |
5 |
| Sumitomo Electric Industries, Ltd. | 14131 |
4 |
| Other owners | 385 |