- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/74 - Polyisocyanates or polyisothiocyanates cyclic
Patent holdings for IPC class C08G 18/74
Total number of patents in this class: 66
10-year publication summary
|
8
|
2
|
4
|
2
|
3
|
8
|
6
|
3
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsui Chemicals, Inc. | 3134 |
8 |
| LG Chem, Ltd. | 17205 |
3 |
| Board of Regents, The University of Texas System | 5370 |
3 |
| Covestro Deutschland AG | 2429 |
3 |
| Hoya Lens Thailand Ltd. | 447 |
3 |
| Adaptive 3D Technologies | 20 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Bayer MaterialScience LLC | 178 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Showa Denko K.K. | 2539 |
2 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
2 |
| Toyo Ink SC Holdings Co., Ltd. | 505 |
2 |
| Toyopolymer Co., Ltd. | 10 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Acushnet Company | 2337 |
1 |
| PPG Industries Ohio, Inc. | 3430 |
1 |
| Toray Industries, Inc. | 6652 |
1 |
| Henkel AG & Co. KGaA | 10129 |
1 |
| JSR Corporation | 2476 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
1 |
| Other owners | 22 |