- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 27/04 - Celestial maps
Patent holdings for IPC class G09B 27/04
Total number of patents in this class: 9
10-year publication summary
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1
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2
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2
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3
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1
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2
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2
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3
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Unistellar | 33 |
5 |
| Konica Minolta Planetarium Co., Ltd. | 19 |
1 |
| Miller Engineering LLC | 3 |
1 |
| Ohira Tech Ltd. | 10 |
1 |
| Lonvis Technology (Shenzhen) Co., Ltd. | 22 |
1 |
| Other owners | 0 |