- All sections
- B - Performing operations; transporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 18/00 - Layered products essentially comprising ceramics, e.g. refractory products
Patent holdings for IPC class B32B 18/00
Total number of patents in this class: 1421
10-year publication summary
125
|
145
|
127
|
145
|
131
|
118
|
107
|
79
|
66
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
General Electric Company | 18133 |
68 |
NGK Insulators, Ltd. | 4589 |
57 |
Murata Manufacturing Co., Ltd. | 22355 |
45 |
Rolls-Royce Corporation | 1686 |
26 |
The Boeing Company | 19843 |
25 |
Rtx Corporation | 8674 |
22 |
Siemens AG | 24990 |
18 |
Applied Materials, Inc. | 16587 |
14 |
Safran Ceramics | 366 |
14 |
Honeywell International Inc. | 13799 |
13 |
SGL Carbon SE | 388 |
13 |
GE Infrastructure Technology, LLC | 5873 |
13 |
Agc, Inc. | 4029 |
13 |
B & D Dental Corp. | 24 |
12 |
Samsung Electro-mechanics Co., Ltd. | 4798 |
11 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
11 |
TDK Electronics AG | 863 |
11 |
TDK Corporation | 6306 |
10 |
Corning Incorporated | 9932 |
10 |
Taiyo Yuden Co., Ltd. | 1809 |
10 |
Other owners | 1005 |