Patent holdings for IPC class C13K 1/02

Total number of patents in this class: 971

10-year publication summary

80
69
72
39
47
22
20
24
20
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Toray Industries, Inc.
7149
44
Xyleco, Inc.
186
33
Versalis S.P.A.
529
28
Iogen Energy Corporation
82
24
Renmatix, Inc.
132
23
International N&h Denmark ApS
443
23
GranBio Intellectual Property Holdings, LLC
125
21
Mitsubishi Power Environmental Solutions, Ltd.
44
21
IFP Energies Nouvelles
3116
19
E. I. du Pont de Nemours and Company
3460
14
Valmet AB
561
14
Wisconsin Alumni Research Foundation
3903
13
Showa Denko K.K.
2059
13
Shell Internationale Research Maatschappij B.V.
3390
11
API Intellectual Property Holdings, LLC
77
11
National University Corporation Hokkaido University
1385
11
The Regents of the University of California
20902
10
UPM-Kymmene Corporation
1007
10
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12324
10
SixRing Inc.
176
10
Other owners 608