- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 6/893 - Polyurethanes
Patent holdings for IPC class A61K 6/893
Total number of patents in this class: 60
10-year publication summary
|
0
|
2
|
0
|
2
|
9
|
12
|
8
|
9
|
7
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsui Chemicals, Inc. | 3247 |
8 |
| Kuraray Noritake Dental Inc. | 439 |
7 |
| Solventum Intellectual Properties Company | 3339 |
7 |
| Kulzer GmbH | 487 |
6 |
| Ivoclar Vivadent AG | 1050 |
5 |
| DENTSPLY SIRONA Inc. | 1854 |
4 |
| Tokuyama Dental Corporation | 225 |
4 |
| Premier Dental Products Company, LLC | 97 |
3 |
| DENTSPLY DeTrey GmbH | 170 |
2 |
| Mühlbauer Technology GmbH | 320 |
2 |
| 3m Innovative Properties Company | 17771 |
1 |
| Canon Inc. | 40509 |
1 |
| DENTSPLY International Inc. | 392 |
1 |
| Harvest Dental Products, LLC | 20 |
1 |
| KJ Chemicals Corporation | 53 |
1 |
| Rutgers, The State University of New Jersey | 1909 |
1 |
| Showa University | 52 |
1 |
| Guangzhou Heygears Imc.inc | 34 |
1 |
| Graphy Inc. | 36 |
1 |
| Seiko Group Corporation | 65 |
1 |
| Other owners | 2 |