- 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 9/36 - Blow headsSupplying, ejecting, or controlling the air
Patent holdings for IPC class C03B 9/36
Total number of patents in this class: 63
10-year publication summary
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3
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5
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6
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4
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5
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6
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5
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1
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2
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Emhart Glass S.A. | 80 |
12 |
| Owens-Brockway Glass Container Inc. | 762 |
11 |
| Pochet du Courval | 25 |
9 |
| HeYe International GmbH | 35 |
3 |
| Corning Incorporated | 10259 |
2 |
| Gerresheimer Glas GmbH | 93 |
2 |
| Heraeus Quarzglas GmbH & Co. KG | 409 |
2 |
| KOA Glass Co., Ltd. | 37 |
2 |
| Verreries Brosse S.A.S. | 2 |
2 |
| Billco Manufacturing, Inc. | 6 |
1 |
| Bormioli Luigi S.p.A. | 132 |
1 |
| Bottero S.p.A. | 39 |
1 |
| Docter Optics SE | 115 |
1 |
| Endress + Hauser Conducta GmbH + Co. KG | 347 |
1 |
| Glaston Finland Oy | 16 |
1 |
| Knauf Insulation SPRL | 173 |
1 |
| Nippon Electric Glass Co., Ltd. | 2456 |
1 |
| ROSS EUROPA GmbH | 8 |
1 |
| Saint-Gobain Glass France | 3755 |
1 |
| Toyo Glass Co., Ltd. | 66 |
1 |
| Other owners | 7 |