Détention brevets de la classe C22C 28/00

Brevets de cette classe: 645

Historique des publications depuis 10 ans

53
55
52
50
44
36
49
27
27
27
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
JX Nippon Mining & Metals Corporation
1479
40
Hitachi Metals, Ltd.
1955
26
Mitsubishi Materials Corporation
2472
25
Proterial, Ltd.
887
21
Nissan Motor Co., Ltd.
12683
18
TDK Corporation
6750
15
Iowa State University Research Foundation, Inc.
796
13
Panasonic Intellectual Property Management Co., Ltd.
32551
8
Central Glass Company, Limited
1272
8
Senju Metal Industry Co., Ltd.
689
8
Seagate Technology LLC
3977
7
Massachusetts Institute of Technology
10161
7
Wuhan University of Technology
200
7
The Regents of the University of California
20315
6
Hitachi Chemical Company, Ltd.
2315
6
National Institute of Advanced Industrial Science and Technology
3798
6
Antaya Technologies Corporation
32
6
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12642
6
Noveon Magnetics Inc.
37
6
Samsung Electronics Co., Ltd.
149362
5
Autres propriétaires 401