Patent holdings for IPC class C01B 25/32

Total number of patents in this class: 499

10-year publication summary

46
42
41
46
35
21
23
27
26
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Bio-Rad Laboratories, Inc.
1611
13
Prayon Technologies
48
11
Sofsera Corporation
25
10
Universitat Politecnica de Catalunya
393
10
Hoya Corporation
2690
9
Solvay SA
944
9
Chemische Fabrik Budenheim KG
207
8
TOMITA Pharmaceutical Co., Ltd.
66
8
Consiglio Nazionale delle Ricerche
571
7
Promimic AB
19
7
The University Court of the University of Aberdeen
117
7
B. Braun Surgical S.A.
32
6
Bioventus LLC
70
6
Cartiheal (2009) Ltd.
52
6
Korea Institute of Science and Technology
2252
5
Fin-ceramica Faenza S.p.A.
31
5
Mathys AG Bettlach
76
5
Sirakoss Limited
10
5
Centre National de La Recherche Scientifique
11092
4
National Institute of Advanced Industrial Science and Technology
3790
4
Other owners 354