- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 7/22 - Tin compounds
Patent holdings for IPC class C07F 7/22
Total number of patents in this class: 630
10-year publication summary
|
32
|
30
|
31
|
23
|
39
|
42
|
46
|
73
|
76
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gelest, Inc. | 163 |
45 |
| Mitsubishi Chemical Corporation | 4684 |
41 |
| Inpria Corporation | 138 |
39 |
| Entegris, Inc. | 1956 |
35 |
| Samsung SDI Co., Ltd. | 9481 |
25 |
| Samsung Electronics Co., Ltd. | 152304 |
12 |
| Adeka Corporation | 1371 |
11 |
| Merck Patent GmbH | 5741 |
10 |
| Kyoto University | 2882 |
10 |
| Korea Research Institute of Chemical Technology | 1438 |
8 |
| The Johns Hopkins University | 5790 |
6 |
| Alliance for Sustainable Energy, LLC | 837 |
6 |
| Galata Chemicals LLC | 52 |
6 |
| Seastar Chemicals ULC | 8 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46813 |
5 |
| Sumitomo Chemical Company, Limited | 9064 |
5 |
| Shin-Etsu Chemical Co., Ltd. | 5887 |
5 |
| Northwestern University | 3499 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2750 |
5 |
| Florida State University Research Foundation, Inc. | 810 |
5 |
| Other owners | 340 |