- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 3/30 - Turning-machines with two or more working-spindles, e.g. in fixed arrangement
Patent holdings for IPC class B23B 3/30
Total number of patents in this class: 148
10-year publication summary
|
6
|
9
|
10
|
11
|
11
|
11
|
15
|
5
|
10
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| citizen Machinery Co., Ltd. | 213 |
21 |
| citizen Watch Co., Ltd. | 1093 |
18 |
| Fuji Corporation | 3679 |
14 |
| Nike, Inc. | 14907 |
10 |
| Gildemeister Italiana S.p.A. | 21 |
7 |
| Star Micronics Co., Ltd. | 296 |
6 |
| DMG MORI Co., Ltd. | 934 |
5 |
| Murata Machinery, Ltd. | 1609 |
5 |
| Brinkman Products, Inc. | 28 |
3 |
| citizen Machinery Miyano Co., Ltd. | 27 |
3 |
| citizen Holdings Co., Ltd. | 262 |
2 |
| eMag Holding GmbH | 17 |
2 |
| Index-Werke GmbH & Co. KG Hahn & Tessky | 70 |
2 |
| Nakamura-Tome Precision Industry Co., Ltd. | 33 |
2 |
| The Procter & Gamble Company | 21880 |
1 |
| Apple Inc. | 59177 |
1 |
| 3m Innovative Properties Company | 17445 |
1 |
| Honda Motor Co., Ltd. | 26212 |
1 |
| International Business Machines Corporation | 62769 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4018 |
1 |
| Other owners | 42 |