- All sections
- G - Physics
- G06F - Electric digital data processing
- G06F 111/04 - Constraint-based CAD
Patent holdings for IPC class G06F 111/04
Total number of patents in this class: 672
10-year publication summary
|
1
|
4
|
21
|
55
|
100
|
144
|
101
|
87
|
67
|
65
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cadence Design Systems, Inc. | 1778 |
41 |
| Autodesk, Inc. | 1601 |
41 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43628 |
38 |
| Synopsys, Inc. | 2773 |
26 |
| International Business Machines Corporation | 61537 |
25 |
| PassiveLogic, Inc. | 219 |
23 |
| Siemens Industry Software Inc. | 1662 |
21 |
| Intel Corporation | 47221 |
14 |
| Dassault Systemes | 623 |
12 |
| Xerox Corporation | 6982 |
9 |
| Altera Corporation | 2252 |
9 |
| Xilinx, Inc. | 3982 |
9 |
| Google LLC | 42628 |
8 |
| Siemens AG | 24352 |
7 |
| Microsoft Technology Licensing, LLC | 53968 |
6 |
| Cytel Inc. | 38 |
6 |
| PTC Inc. | 173 |
6 |
| Samsung Electronics Co., Ltd. | 147787 |
5 |
| Texas Instruments Incorporated | 19462 |
5 |
| Siemens Corporation | 535 |
5 |
| Other owners | 356 |