- 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 29/00 - Reheating glass products for softening or fusing their surfacesFire-polishingFusing of margins
Patent holdings for IPC class C03B 29/00
Total number of patents in this class: 160
10-year publication summary
|
6
|
2
|
3
|
3
|
4
|
4
|
2
|
4
|
0
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24896 |
15 |
| Corning Incorporated | 10362 |
10 |
| The Boeing Company | 20163 |
5 |
| NGK Insulators, Ltd. | 5131 |
5 |
| SCHOTT AG | 1710 |
5 |
| Ibiden Co., Ltd. | 1720 |
4 |
| DONGWOO FINE-CHEM Co., Ltd. | 1374 |
4 |
| Hoya Corporation | 2761 |
3 |
| Bloom Energy Corporation | 664 |
3 |
| Saint-Gobain Glass France | 3252 |
3 |
| Cortigent, Inc. | 230 |
3 |
| General Electric Company | 13862 |
2 |
| Toshiba Corporation | 12520 |
2 |
| TDK Corporation | 6879 |
2 |
| Kyocera Corporation | 14000 |
2 |
| Tsinghua University | 5988 |
2 |
| Ceramatec, Inc. | 147 |
2 |
| Maruwa Co., Ltd. | 27 |
2 |
| Nippon Electric Glass Co., Ltd. | 2474 |
2 |
| Nipro Corporation | 1021 |
2 |
| Other owners | 82 |