Patent holdings for IPC class G04B 3/04

Total number of patents in this class: 175

10-year publication summary

10
21
14
14
17
17
17
13
15
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Apple Inc.
58049
32
ETA SA Manufacture Horlogere Suisse
691
15
Omega SA
220
15
MECO S.A.
29
13
Casio Computer Co., Ltd.
3487
10
The Swatch Group Research and Development Ltd
871
9
Manufacture D'horlogerie Audemars Piguet SA
82
8
Seiko Epson Corporation
19988
7
Rolex S.A.
704
6
Seiko Watch Corporation
112
6
Huawei Technologies Co., Ltd.
119891
4
Harry Winston SA
1043
4
Hi-Tek Office S.r.l.
21
3
LVMH Swiss manufactures SA
269
3
Montres Breguet S.A.
347
3
Montres Jaquet Droz SA
39
3
Bulgari Horlogerie SA
54
2
Comadur S.A.
93
2
Patek Philippe SA Geneve
397
2
Richemont International SA
2981
2
Other owners 26