Patent holdings for IPC class G04B 19/06

Total number of patents in this class: 144

10-year publication summary

13
11
13
8
20
10
13
9
9
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Seiko Epson Corporation
20337
21
Casio Computer Co., Ltd.
3491
17
citizen Watch Co., Ltd.
1090
15
The Swatch Group Research and Development Ltd
877
13
ETA SA Manufacture Horlogere Suisse
703
12
Rolex S.A.
730
6
Comadur S.A.
97
4
Montres Jaquet Droz SA
39
4
Seiko Watch Kabushiki Kaisha
50
3
citizen Holdings Co., Ltd.
262
2
Hand2mind, Inc.
52
2
HUBLOT SA, Geneve
159
2
Lange Uhren GmbH
110
2
Nivarox-FAR S.A.
287
2
Omega SA
220
2
Manufacture D'horlogerie Audemars Piguet SA
95
2
International Business Machines Corporation
62748
1
TDK Corporation
6910
1
Yazaki Corporation
7135
1
Rohm Co., Ltd.
6877
1
Other owners 31