- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/90 - Investigating the presence of flaws, defects or contamination in a container or its contents
Patent holdings for IPC class G01N 21/90
Total number of patents in this class: 1084
10-year publication summary
|
74
|
78
|
87
|
75
|
83
|
78
|
87
|
85
|
79
|
51
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Krones AG | 2300 |
88 |
| Tiama | 86 |
49 |
| Amgen Inc. | 4467 |
46 |
| KHS GmbH | 1455 |
35 |
| NEC Corporation | 37395 |
32 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 588 |
24 |
| Heuft Systemtechnik GmbH | 58 |
21 |
| Finatec Holding AG | 39 |
19 |
| MSC & Sgcc | 26 |
17 |
| Toyo Glass Co., Ltd. | 69 |
17 |
| Owens-Brockway Glass Container Inc. | 801 |
15 |
| Wilco AG | 46 |
15 |
| Siemens Healthcare Diagnostics Inc. | 2154 |
13 |
| Tetra Laval Holdings & Finance S.A. | 2261 |
13 |
| Kirin Techno-system Company, Limited | 16 |
11 |
| Applied Vision Corporation | 41 |
10 |
| CKD Corporation | 470 |
10 |
| Sidel Participations | 1085 |
10 |
| Toyo Seikan Group Holdings, Ltd. | 854 |
8 |
| Stryker Corporation | 5724 |
7 |
| Other owners | 624 |