- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/44 - Resins; Plastics; Rubber; Leather
Patent holdings for IPC class G01N 33/44
Total number of patents in this class: 530
10-year publication summary
|
33
|
44
|
52
|
53
|
60
|
47
|
56
|
43
|
38
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
36 |
| Omni Medsci, Inc. | 27 |
19 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
17 |
| The Yokohama Rubber Co., Ltd. | 3929 |
11 |
| Chevron Phillips Chemical Company LP | 1779 |
9 |
| Dow Global Technologies LLC | 10147 |
7 |
| Univation Technologies, LLC | 667 |
7 |
| International Business Machines Corporation | 60644 |
6 |
| Bridgestone Corporation | 7067 |
6 |
| Alpha Technologies Services LLC | 35 |
6 |
| Align Technology, Inc. | 1818 |
5 |
| SABIC Global Technologies B.V. | 4044 |
5 |
| 3m Innovative Properties Company | 18406 |
4 |
| The Boeing Company | 19843 |
4 |
| Sumitomo Electric Industries, Ltd. | 14131 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| Shimadzu Corporation | 5791 |
4 |
| General Electric Company | 18133 |
3 |
| Xerox Corporation | 7503 |
3 |
| E. I. du Pont de Nemours and Company | 4345 |
3 |
| Other owners | 367 |