- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 27/02 - Alloys based on vanadium, niobium or tantalum
Patent holdings for IPC class C22C 27/02
Total number of patents in this class: 330
10-year publication summary
25
|
36
|
30
|
30
|
23
|
26
|
18
|
20
|
15
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JX Nippon Mining & Metals Corporation | 1576 |
25 |
Chongqing Runze Pharmaceutical Co., Ltd. | 81 |
24 |
Materion Newton Inc. | 66 |
17 |
Global Advanced Metals, USA, Inc. | 41 |
13 |
Nissan Motor Co., Ltd. | 12249 |
10 |
Nivarox-FAR S.A. | 265 |
8 |
Seagate Technology LLC | 4228 |
7 |
Taniobis GmbH | 68 |
7 |
Hitachi Metals, Ltd. | 2175 |
6 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
6 |
Mitsubishi Materials Corporation | 2378 |
6 |
Massachusetts Institute of Technology | 9795 |
5 |
National Institute for Materials Science | 1108 |
5 |
Tosoh SMD, Inc. | 59 |
5 |
H.C. Starck Solutions Coldwater, LLC | 31 |
5 |
Canon Inc. | 36841 |
4 |
Meidensha Corporation | 823 |
4 |
National University Corporation Nagoya University | 921 |
4 |
Ningxia Orient Tantalum Industry Co., Ltd. | 47 |
4 |
Nippon Piston Ring Co., Ltd. | 131 |
4 |
Other owners | 161 |