- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 19/00 - Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports thereforControl thereofControl of operating function
Patent holdings for IPC class G11B 19/00
Total number of patents in this class: 56
10-year publication summary
|
2
|
3
|
2
|
6
|
3
|
0
|
0
|
0
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 20007 |
6 |
| Fujitsu Limited | 17689 |
6 |
| Seagate Technology LLC | 3973 |
3 |
| Toshiba Corporation | 12520 |
2 |
| Matsushita Electric Industrial Co., Ltd. | 991 |
2 |
| JPMorgan Chase Bank, National Association | 8614 |
2 |
| Kicteam, Inc. | 77 |
2 |
| Toshiba Electronic Devices & Storage Corporation | 2076 |
2 |
| International Business Machines Corporation | 61636 |
1 |
| NEC Corporation | 36164 |
1 |
| Canon Inc. | 40733 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4031 |
1 |
| Hitachi, Ltd. | 15624 |
1 |
| Ricoh Company, Ltd. | 13383 |
1 |
| Koninklijke Philips Electronics N.V. | 9058 |
1 |
| Mitsubishi Electric Corporation | 46734 |
1 |
| Agere Systems Inc. | 108 |
1 |
| Hong Fu Jin Precision Industry (WuHan) Co., Ltd. | 66 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 32199 |
1 |
| Dell Products L.P. | 15128 |
1 |
| Other owners | 19 |