- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16J - Pistonscylinderspressure vessels in generalsealings
- F16J 12/00 - Pressure vessels in general
Patent holdings for IPC class F16J 12/00
Total number of patents in this class: 279
10-year publication summary
|
20
|
33
|
30
|
24
|
18
|
16
|
12
|
9
|
11
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yachiyo Industry Co., Ltd. | 247 |
15 |
| JFE Steel Corporation | 7675 |
11 |
| IHI Corporation | 3552 |
8 |
| Mitsubishi Gas Chemical Company, Inc. | 3662 |
8 |
| Toyota Motor Corporation | 36389 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9252 |
6 |
| Hiperbaric, S.A. | 24 |
6 |
| Kyocera Corporation | 14502 |
5 |
| Toray Industries, Inc. | 7161 |
5 |
| The Japan Steel Works, Ltd. | 883 |
5 |
| Linamar Corporation | 111 |
5 |
| Kabushiki Kaisha Toyota Jidoshokki | 1840 |
5 |
| Honda Motor Co., Ltd. | 26657 |
4 |
| Arisawa Mfg. Co., Ltd. | 135 |
4 |
| Japan Agency for Marine-Earth Science and Technology | 174 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2844 |
4 |
| Samtech Corporation | 14 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12301 |
4 |
| Kobelco Compressors Corporation | 71 |
4 |
| The Boeing Company | 20217 |
3 |
| Other owners | 162 |