- All sections
- C - Chemistrymetallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag woolsupplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
- C03B 37/075 - Manufacture of fibres or filaments consisting of different sorts of glass or characterised by shape, e.g. hollow fibres, undulated fibres
Patent holdings for IPC class C03B 37/075
Total number of patents in this class: 46
10-year publication summary
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2
|
4
|
5
|
3
|
4
|
1
|
1
|
2
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0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2938 |
4 |
| Johns Manville | 959 |
4 |
| Sumitomo Electric Industries, Ltd. | 15529 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2753 |
2 |
| Heraeus Quarzglas GmbH & Co. KG | 410 |
2 |
| Baker Hughes Incorporated | 5274 |
1 |
| International Business Machines Corporation | 61305 |
1 |
| The Boeing Company | 20084 |
1 |
| Google Inc. | 4230 |
1 |
| Northrop Grumman Systems Corporation | 2932 |
1 |
| Weatherford Technology Holdings, LLC | 2023 |
1 |
| The Furukawa Electric Co., Ltd. | 3667 |
1 |
| Accutech Medical Technologies Inc. | 2 |
1 |
| Adelaide Research and Innovation Pty Ltd | 9 |
1 |
| Armstrong World Industries, Inc. | 353 |
1 |
| Central Glass Company, Limited | 1264 |
1 |
| Coractive High-Tech Inc. | 26 |
1 |
| Council of Scientific & Industrial Research | 1427 |
1 |
| Department of Information Technology | 4 |
1 |
| Gwangju Institute of Science and Technology | 760 |
1 |
| Other owners | 17 |