- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 23/15 - Ceramic or glass substrates
Patent holdings for IPC class H01L 23/15
Total number of patents in this class: 1231
10-year publication summary
|
71
|
78
|
100
|
112
|
125
|
152
|
113
|
129
|
121
|
79
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intel Corporation | 45621 |
117 |
| Corning Incorporated | 9932 |
62 |
| Kyocera Corporation | 12735 |
41 |
| Murata Manufacturing Co., Ltd. | 22355 |
33 |
| Toshiba Materials Co., Ltd. | 600 |
33 |
| Agc, Inc. | 4029 |
29 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
27 |
| Amosense Co., Ltd. | 433 |
25 |
| Toshiba Corporation | 12017 |
22 |
| Semiconductor Components Industries, L.L.C. | 5345 |
22 |
| Mitsubishi Materials Corporation | 2378 |
22 |
| Toppan Printing Co., Ltd. | 2212 |
22 |
| Qualcomm Incorporated | 76576 |
21 |
| NGK Insulators, Ltd. | 4589 |
20 |
| Infineon Technologies AG | 8189 |
18 |
| Shinko Electric Industries Co., Ltd. | 1186 |
16 |
| Asahi Glass Company, Limited | 2985 |
15 |
| Dai Nippon Printing Co., Ltd. | 3891 |
14 |
| Denka Company Limited | 2189 |
14 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
14 |
| Other owners | 644 |