Patent holdings for IPC class C04B 35/491

Total number of patents in this class: 139

10-year publication summary

14
11
6
4
9
7
6
10
6
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Materials Corporation
2435
12
Murata Manufacturing Co., Ltd.
24409
11
NGK Insulators, Ltd.
4943
9
Epcos AG
702
8
TDK Electronics AG
932
8
Xerox Corporation
7027
5
Konica Minolta, Inc.
8696
5
National Research Council of Canada
1548
5
Taiyo Yuden Co., Ltd.
1927
5
Oulun Yliopisto
96
4
Siemens AG
24552
3
FUJIFILM Corporation
29273
3
Robert Bosch GmbH
42596
3
National Institute of Advanced Industrial Science and Technology
3792
3
Amosense Co., Ltd.
481
3
Airmar Technology Corporation
58
2
National Institute for Materials Science
1106
2
Rutgers, The State University of New Jersey
1887
2
UChicago Argonne, LLC
910
2
Youtec Co., Ltd.
47
2
Other owners 42