- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 17/00 - Investigating resistance of materials to the weather, to corrosion or to light
Patent holdings for IPC class G01N 17/00
Total number of patents in this class: 1573
10-year publication summary
|
98
|
88
|
117
|
107
|
139
|
123
|
104
|
114
|
124
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Telegraph and Telephone Corporation | 16263 |
71 |
| Saudi Arabian Oil Company | 13886 |
60 |
| JFE Steel Corporation | 7213 |
35 |
| The Boeing Company | 20102 |
34 |
| Ecolab USA Inc. | 5680 |
29 |
| Halliburton Energy Services, Inc. | 21125 |
25 |
| Hitachi, Ltd. | 15835 |
20 |
| Aramco Services Company | 4157 |
20 |
| Mitsubishi Electric Corporation | 47416 |
15 |
| The Chugoku Electric Power Co., Inc. | 513 |
14 |
| Mitsubishi Heavy Industries, Ltd. | 8976 |
13 |
| Mazda Motor Corporation | 3246 |
11 |
| General Electric Company | 13789 |
10 |
| Espec Corp. | 64 |
10 |
| The Chemours Company Fc, LLC | 1293 |
9 |
| Nagano Science Co., Ltd. | 20 |
9 |
| Mitsubishi Power, Ltd. | 1815 |
9 |
| Ntt, Inc. | 2886 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10972 |
8 |
| Atlas Material Testing Technology GmbH | 18 |
8 |
| Other owners | 1154 |