- All sections
- C - Chemistry; metallurgy
- C09J - Adhesives; non-mechanical aspects of adhesive processes in general; adhesive processes not provided for elsewhere; use of materials as adhesives
- C09J 179/08 - Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
Patent holdings for IPC class C09J 179/08
Total number of patents in this class: 351
10-year publication summary
|
20
|
31
|
27
|
20
|
19
|
23
|
25
|
20
|
23
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Chemical Company, Ltd. | 2455 |
35 |
| Toray Industries, Inc. | 6652 |
29 |
| Kaneka Corporation | 4445 |
14 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
12 |
| Sekisui Chemical Co., Ltd. | 3159 |
12 |
| Mitsui Chemicals, Inc. | 3134 |
11 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
10 |
| Toyobo Co., Ltd. | 2286 |
10 |
| 3m Innovative Properties Company | 18406 |
8 |
| The Boeing Company | 19843 |
8 |
| The Furukawa Electric Co., Ltd. | 3486 |
8 |
| Resonac Corporation | 2233 |
8 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| Henkel AG & Co. KGaA | 10129 |
5 |
| Henkel IP & Holding GmbH | 684 |
5 |
| Nippon Steel Chemical Co., Ltd. | 179 |
5 |
| Ajinomoto Co., Inc. | 2337 |
4 |
| Johns Manville | 980 |
4 |
| Nippon Mektron, Ltd. | 201 |
4 |
| Sumitomo Bakelite Co., Ltd. | 1416 |
4 |
| Other owners | 150 |