Patent holdings for IPC class C13K 1/02

Total number of patents in this class: 980

10-year publication summary

122
101
80
68
71
39
47
20
19
9
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Toray Industries, Inc.
6652
45
Xyleco, Inc.
217
39
Versalis S.P.A.
511
29
Virdia, LLC
44
29
Iogen Energy Corporation
100
28
Renmatix, Inc.
132
23
Mitsubishi Power Environmental Solutions, Ltd.
46
21
GranBio Intellectual Property Holdings, LLC
105
17
E. I. du Pont de Nemours and Company
4345
14
Wisconsin Alumni Research Foundation
3774
14
IFP Energies Nouvelles
2717
14
Valmet AB
463
14
Showa Denko K.K.
2539
13
API Intellectual Property Holdings, LLC
80
12
Shell Internationale Research Maatschappij B.V.
3792
11
National University Corporation Hokkaido University
1323
11
UPM-Kymmene Corporation
868
10
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
13301
10
The Regents of the University of California
18943
9
POET Research, Inc.
240
9
Other owners 608