- 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 33/095 - Tubes, rods or hollow products
Patent holdings for IPC class C03B 33/095
Total number of patents in this class: 41
10-year publication summary
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5
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6
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4
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4
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1
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1
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4
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2
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Electric Glass Co., Ltd. | 2513 |
9 |
| Corning Incorporated | 10411 |
8 |
| R.Y.L. Inc. | 40 |
5 |
| Nipro Corporation | 1037 |
2 |
| SCHOTT AG | 1732 |
2 |
| Siltectra GmbH | 90 |
2 |
| Zwiesel Kristallglas AG | 15 |
2 |
| Rofin-Sinar Technologies LLC | 21 |
2 |
| Asahi Glass Company, Limited | 2680 |
1 |
| Gerresheimer Bünde GmbH | 27 |
1 |
| Gerresheimer Regensburg GmbH | 88 |
1 |
| H2b Photonics GmbH | 1 |
1 |
| Owens-Brockway Glass Container Inc. | 805 |
1 |
| Rhee, Seung-whee | 1 |
1 |
| Agc, Inc. | 5279 |
1 |
| Ambeg Dr. J. Dichter GmbH | 1 |
1 |
| OpTek Systems, Inc. | 11 |
1 |
| Other owners | 0 |