- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 23/107 - Magazines; Cassettes for housing webs or filaments having two distinct ends using one reel or core, one end of the record carrier coming out of the magazine or cassette
Patent holdings for IPC class G11B 23/107
Total number of patents in this class: 162
10-year publication summary
|
4
|
4
|
3
|
1
|
5
|
14
|
13
|
32
|
31
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
108 |
| Sony Group Corporation | 10730 |
20 |
| Sony Corporation | 32931 |
18 |
| International Business Machines Corporation | 60644 |
4 |
| Oracle America, Inc. | 3928 |
2 |
| Imation Corp. | 47 |
2 |
| Quantum Corporation | 332 |
2 |
| Fujitsu Limited | 19265 |
1 |
| Fuji Photo Film Co., Ltd. | 53 |
1 |
| Oracle International Corporation | 12313 |
1 |
| NEC Platforms, Ltd. | 1106 |
1 |
| Storage Technology Corporation | 18 |
1 |
| Techwing Co., Ltd. | 60 |
1 |
| Other owners | 0 |