- All sections
- B - Performing operationstransporting
- B24B - Machines, devices, or processes for grinding or polishingdressing or conditioning of abrading surfacesfeeding of grinding, polishing, or lapping agents
- B24B 9/16 - Machines or devices designed for grinding edges or bevels on work or for removing burrsAccessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds, of jewels or the likeDiamond grinders' dopsDop holders or tongs
Patent holdings for IPC class B24B 9/16
Total number of patents in this class: 56
10-year publication summary
|
3
|
3
|
6
|
3
|
5
|
6
|
2
|
7
|
3
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang Mingyuan Jewelry Co., Ltd | 6 |
5 |
| Sahajanand Technologies Private Limited | 27 |
4 |
| Element Six Technologies Limited | 194 |
3 |
| D. Swarovski KG | 104 |
2 |
| Toyo Seikan Group Holdings, Ltd. | 841 |
2 |
| Wetenschappelijk en Technisch Onderzoekscentrum voor Diamant, Inrichting Erkend Bij Toepassing Van de Besluitwet Van 30 Januari 1947 | 2 |
2 |
| OctoNus Finland OY | 10 |
2 |
| Freedom Automation Solutions LLP | 4 |
2 |
| Apollo Diamond, Inc | 2 |
1 |
| Cabot Microelectronics Corporation | 196 |
1 |
| de Beers Centenary AG | 9 |
1 |
| Del PIA S.r.l. | 8 |
1 |
| Dialit Ltd. | 1 |
1 |
| Dimicron, Inc. | 17 |
1 |
| Element Six Limited | 75 |
1 |
| Entegris, Inc. | 1885 |
1 |
| GemEx Systems, Inc. | 23 |
1 |
| Gemological Institute of America, Inc. (gia) | 78 |
1 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1306 |
1 |
| Günter Effgen GmbH | 11 |
1 |
| Other owners | 22 |