- All sections
- G - Physics
- G01C - Measuring distances, levels or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
- G01C 9/32 - Means for facilitating the observation of the position of the bubble, e.g. illuminating means
Patent holdings for IPC class G01C 9/32
Total number of patents in this class: 51
10-year publication summary
|
4
|
8
|
6
|
4
|
4
|
5
|
6
|
9
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milwaukee Electric Tool Corporation | 3572 |
12 |
| Kapro Industries Ltd. | 44 |
7 |
| Hangzhou Great Star Industrial Co., Ltd. | 530 |
4 |
| Hangzhou Great Star Tools Co., Ltd. | 150 |
4 |
| Swanson Tool Co., Inc. | 69 |
4 |
| Zhejiang Rongsheng Tool Co., Ltd | 9 |
2 |
| The Stanley Works | 26 |
1 |
| Hubbell Incorporated | 3052 |
1 |
| Allemand, James S. | 2 |
1 |
| Empire Level Mfg. Corp. | 5 |
1 |
| Hamar Laser Instruments, Inc. | 7 |
1 |
| Israel Aerospace Industries Ltd. | 506 |
1 |
| J-mex, Inc. | 16 |
1 |
| Johnson Level & Tool Mfg. Co., Inc. | 79 |
1 |
| Mettler-Toledo GmbH | 462 |
1 |
| Ozyegin Universitesi | 93 |
1 |
| Shear Technologies, Inc. | 5 |
1 |
| Sola-Messwerkzeuge GmbH | 16 |
1 |
| Stabila Messgerate Gustav Ullrich GmbH | 30 |
1 |
| The Vitec Group plc | 38 |
1 |
| Other owners | 4 |