- All sections
- B - Performing operations; transporting
- B23B - Turning; boring
- 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: 136
10-year publication summary
|
6
|
9
|
6
|
9
|
10
|
11
|
11
|
8
|
14
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| citizen Machinery Co., Ltd. | 176 |
18 |
| citizen Watch Co., Ltd. | 1062 |
18 |
| Nike, Inc. | 13075 |
11 |
| Fuji Corporation | 2924 |
9 |
| Gildemeister Italiana S.p.A. | 21 |
7 |
| Star Micronics Co., Ltd. | 266 |
6 |
| Murata Machinery, Ltd. | 1386 |
5 |
| citizen Holdings Co., Ltd. | 332 |
3 |
| citizen Machinery Miyano Co., Ltd. | 27 |
3 |
| DMG MORI Co., Ltd. | 751 |
3 |
| The Procter & Gamble Company | 22178 |
2 |
| Brinkman Products, Inc. | 31 |
2 |
| eMag Holding GmbH | 26 |
2 |
| Felsomat GmbH & Co. KG | 51 |
2 |
| Index-Werke GmbH & Co. KG Hahn & Tessky | 81 |
2 |
| Nakamura-Tome Precision Industry Co., Ltd. | 24 |
2 |
| Apple Inc. | 50209 |
1 |
| 3m Innovative Properties Company | 18406 |
1 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| International Business Machines Corporation | 60644 |
1 |
| Other owners | 37 |