- All sections
- C - Chemistry; metallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag wool; supplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
- C03B 5/16 - Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
Patent holdings for IPC class C03B 5/16
Total number of patents in this class: 162
10-year publication summary
|
7
|
14
|
14
|
9
|
10
|
8
|
6
|
7
|
14
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
40 |
| Nippon Electric Glass Co., Ltd. | 2299 |
20 |
| Asahi Glass Company, Limited | 2985 |
9 |
| Hoya Corporation | 2822 |
6 |
| Johns Manville | 980 |
5 |
| Owens-Brockway Glass Container Inc. | 716 |
5 |
| Coolbrook Oy | 50 |
2 |
| Culchrome, LLC | 4 |
2 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
2 |
| OCV Intellectual Capital, LLC | 265 |
2 |
| Plasma Tech Holdings, LLC | 29 |
2 |
| Praxair Technology, Inc. | 1367 |
2 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
2 |
| SCHOTT AG | 1675 |
2 |
| Agc, Inc. | 4029 |
2 |
| Veolia Nuclear Solutions Inc. | 52 |
2 |
| The Boeing Company | 19843 |
1 |
| Canon Inc. | 36841 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Nikon Corporation | 7162 |
1 |
| Other owners | 53 |