Détention brevets de la classe C22C 28/00

Brevets de cette classe: 666

Historique des publications depuis 10 ans

55
52
51
44
36
48
27
28
28
23
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
JX Nippon Mining & Metals Corporation
1461
40
Hitachi Metals, Ltd.
1900
26
Mitsubishi Materials Corporation
2468
25
Proterial, Ltd.
933
21
Nissan Motor Co., Ltd.
12947
18
TDK Corporation
6855
15
Iowa State University Research Foundation, Inc.
825
13
Senju Metal Industry Co., Ltd.
689
10
National Institute of Advanced Industrial Science and Technology
3790
9
Panasonic Intellectual Property Management Co., Ltd.
33911
8
Central Glass Company, Limited
1291
8
Seagate Technology LLC
3963
7
Massachusetts Institute of Technology
10239
7
Wuhan University of Technology
214
7
The Regents of the University of California
20720
6
Hitachi Chemical Company, Ltd.
2245
6
Antaya Technologies Corporation
23
6
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12387
6
Noveon Magnetics Inc.
38
6
Samsung Electronics Co., Ltd.
157557
5
Autres propriétaires 417