- 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: 857
10-year publication summary
|
62
|
61
|
73
|
74
|
78
|
86
|
72
|
77
|
70
|
17
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Krones AG | 1912 |
77 |
| Tiama | 70 |
36 |
| KHS GmbH | 1356 |
34 |
| Owens-Brockway Glass Container Inc. | 672 |
23 |
| Amgen Inc. | 3474 |
21 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 503 |
20 |
| Finatec Holding AG | 27 |
18 |
| MSC & Sgcc | 27 |
17 |
| Heuft Systemtechnik GmbH | 54 |
15 |
| Toyo Glass Co., Ltd. | 67 |
13 |
| Kirin Techno-system Company, Limited | 19 |
11 |
| NEC Corporation | 30398 |
10 |
| Siemens Healthcare Diagnostics Inc. | 1861 |
10 |
| Wilco AG | 42 |
9 |
| CKD Corporation | 411 |
8 |
| Toyo Seikan Group Holdings, Ltd. | 708 |
8 |
| Universal Can Corporation | 61 |
8 |
| Applied Vision Corporation | 41 |
7 |
| KHS AG | 167 |
7 |
| FT System S.r.l. | 33 |
6 |
| Other owners | 499 |