- 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 11/00 - Pressing glass
Patent holdings for IPC class C03B 11/00
Total number of patents in this class: 283
10-year publication summary
|
9
|
14
|
9
|
12
|
11
|
2
|
6
|
9
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hoya Corporation | 2745 |
58 |
| Konica Minolta Opto, Inc. | 1082 |
30 |
| Konica Minolta, Inc. | 8729 |
21 |
| Asahi Glass Company, Limited | 2786 |
20 |
| Olympus Corporation | 13182 |
19 |
| Nippon Electric Glass Co., Ltd. | 2456 |
9 |
| Toshiba Kikai Kabushiki Kaisha | 285 |
6 |
| Nikon Corporation | 7163 |
5 |
| Konica Minolta Advanced Layers, Inc. | 217 |
5 |
| Glasstech, Inc. | 123 |
5 |
| Ohara Inc. | 215 |
5 |
| KOA Glass Co., Ltd. | 37 |
4 |
| Agc, Inc. | 4839 |
4 |
| Corning Incorporated | 10259 |
3 |
| Docter Optics SE | 115 |
3 |
| Panasonic Corporation | 20110 |
2 |
| Sumitomo Electric Industries, Ltd. | 15483 |
2 |
| FUJIFILM Corporation | 29367 |
2 |
| Yazaki Energy System Corporation | 97 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
2 |
| Other owners | 76 |