- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/94 - Bismuth compounds
Patent holdings for IPC class C07F 9/94
Total number of patents in this class: 130
10-year publication summary
|
10
|
11
|
7
|
4
|
10
|
8
|
7
|
11
|
8
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Chemical Corporation | 4734 |
7 |
| Merck Patent GmbH | 5735 |
6 |
| Universite de Bretagne Occidentale | 106 |
6 |
| Novaled GmbH | 489 |
5 |
| National Institutes for Quantum Science and Technology | 178 |
5 |
| International Business Machines Corporation | 62748 |
3 |
| Centre National de La Recherche Scientifique | 11059 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48560 |
3 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2310 |
3 |
| Sciencons AS | 29 |
3 |
| Sika Technology AG | 3015 |
3 |
| Tokuyama Corporation | 1483 |
3 |
| Versum Materials US, LLC | 680 |
3 |
| BASF SE | 21306 |
2 |
| The Regents of the University of California | 20815 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 6120 |
2 |
| Mitsui Chemicals, Inc. | 3259 |
2 |
| Northwestern University | 3557 |
2 |
| Adeka Corporation | 1380 |
2 |
| Entegris, Inc. | 2011 |
2 |
| Other owners | 63 |