- 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 33/027 - Scoring tool holdersDriving mechanisms therefor
Patent holdings for IPC class C03B 33/027
Total number of patents in this class: 78
10-year publication summary
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6
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7
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6
|
8
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4
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5
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7
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3
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3
|
3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsuboshi Diamond Industrial Co., Ltd. | 147 |
15 |
| Nippon Electric Glass Co., Ltd. | 2476 |
12 |
| Corning Incorporated | 10383 |
9 |
| Bando Kiko Co., Ltd. | 74 |
7 |
| Asahi Glass Company, Limited | 2738 |
3 |
| Sage Electrochromics, Inc. | 263 |
3 |
| SCHOTT AG | 1716 |
3 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8475 |
2 |
| Grenzebach Maschinenbau GmbH | 173 |
2 |
| THK Co., Ltd. | 1192 |
2 |
| Agc, Inc. | 5000 |
2 |
| Semiconductor Energy Laboratory Co., Ltd. | 11547 |
1 |
| Boe Technology Group Co., Ltd. | 41648 |
1 |
| Amada Company, Limited | 582 |
1 |
| Beijing BOE Display Technology Co., Ltd. | 2838 |
1 |
| Bystronic Maschinen AG | 3 |
1 |
| Central Glass Company, Limited | 1272 |
1 |
| Corning Precision Materials Co., Ltd. | 211 |
1 |
| The Fletcher-terry Company, LLC | 26 |
1 |
| Optoelectronics Technology Co., Ltd | 5 |
1 |
| Other owners | 9 |