- All sections
- B - Performing operations; transporting
- B23C - Milling
- B23C 3/30 - Milling straight grooves, e.g. keyways
Patent holdings for IPC class B23C 3/30
Total number of patents in this class: 95
10-year publication summary
|
11
|
6
|
9
|
4
|
7
|
9
|
4
|
8
|
5
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Graf Synergy S.r.l. | 70 |
7 |
| Valinge Innovation AB | 915 |
4 |
| Rtx Corporation | 8674 |
4 |
| Karsten Manufacturing Corporation | 2912 |
3 |
| Apple Inc. | 50209 |
2 |
| 3m Innovative Properties Company | 18406 |
2 |
| Honda Motor Co., Ltd. | 24537 |
2 |
| Caterpillar Inc. | 8877 |
2 |
| Corning Incorporated | 9932 |
2 |
| Fairfield Manufacturing Company, Inc. | 44 |
2 |
| Fike Corporation | 139 |
2 |
| Greenleaf Technology Corporation | 45 |
2 |
| KENDRION (Villingen) GmbH | 75 |
2 |
| Sandvik Intellectual Property AB | 1634 |
2 |
| Bernd Siegmund GmbH | 18 |
2 |
| The Procter & Gamble Company | 22178 |
1 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Halliburton Energy Services, Inc. | 20165 |
1 |
| Illinois Tool Works Inc. | 11152 |
1 |
| Siemens AG | 24990 |
1 |
| Other owners | 50 |