- All sections
- B - Performing operations; transporting
- B28D - Working stone or stone-like materials
- B28D 5/00 - Fine working of gems, jewels, crystals, e.g. of semiconductor material; Apparatus therefor
Patent holdings for IPC class B28D 5/00
Total number of patents in this class: 995
10-year publication summary
|
69
|
89
|
67
|
77
|
82
|
83
|
92
|
61
|
62
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Disco Corporation | 1745 |
104 |
| Mitsuboshi Diamond Industrial Co., Ltd. | 145 |
81 |
| Nippon Electric Glass Co., Ltd. | 2299 |
74 |
| Hamamatsu Photonics K.K. | 4161 |
45 |
| Siltectra GmbH | 88 |
36 |
| Siltronic AG | 395 |
26 |
| Asahi Glass Company, Limited | 2985 |
22 |
| Bando Kiko Co., Ltd. | 73 |
18 |
| Meyer Burger AG | 34 |
17 |
| Sahajanand Technologies Private Limited | 25 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
11 |
| Shin-Etsu Handotai Co., Ltd. | 1277 |
11 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
10 |
| Corning Incorporated | 9932 |
10 |
| Gebr. Schmid GmbH & Co. | 69 |
10 |
| Globalwafers Co., Ltd. | 561 |
10 |
| National University Corporation Saitama University | 126 |
8 |
| Shin-Etsu Polymer Co., Ltd. | 446 |
8 |
| Infineon Technologies AG | 8189 |
7 |
| SK Siltron Co., Ltd. | 146 |
7 |
| Other owners | 467 |