- All sections
- G - Physics
- G04B - Mechanically-driven clocks or watches; mechanical parts of clocks or watches in general; time-pieces using the position of the sun, moon, or stars
- G04B 19/00 - Indicating the time by visual means
Patent holdings for IPC class G04B 19/00
Total number of patents in this class: 87
10-year publication summary
8
|
12
|
10
|
5
|
5
|
3
|
1
|
2
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
ETA SA Manufacture Horlogere Suisse | 638 |
9 |
Preciflex SA | 53 |
5 |
Seiko Epson Corporation | 18724 |
4 |
Casio Computer Co., Ltd. | 3343 |
4 |
citizen Watch Co., Ltd. | 1062 |
4 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
2 |
Seiko Instruments Inc. | 660 |
2 |
Harry Winston SA | 817 |
2 |
Montres Breguet S.A. | 349 |
2 |
Montres Jaquet Droz SA | 38 |
2 |
Nihon Techno Co., Ltd. | 20 |
2 |
The Swatch Group Research and Development Ltd | 778 |
2 |
Mayborn (UK) Limited | 168 |
2 |
Conair Corporation | 192 |
1 |
Nike, Inc. | 13075 |
1 |
Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
1 |
Omron Healthcare Co., Ltd. | 1806 |
1 |
JPMorgan Chase Bank, National Association | 10964 |
1 |
Boe Technology Group Co., Ltd. | 35384 |
1 |
Beijing BOE Optoelectronics Technology Co., Ltd. | 3779 |
1 |
Other owners | 38 |