- All sections
- G - Physics
- G10D - Stringed musical instruments; wind musical instruments; accordions or concertinas; percussion musical instruments; aeolian harps; singing-flame musical instruments; musical instruments not otherwise provided for
- G10D 7/04 - General design of wind musical instruments of the type wherein an air current is directed against a ramp edge with Helmholtz resonators, e.g. ocarinas
Patent holdings for IPC class G10D 7/04
Total number of patents in this class: 4
10-year publication summary
0
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3
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0
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3
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1
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1
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0
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1
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0
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Office Itsuki Agency Co., Ltd. | 4 |
4 |
Other owners | 0 |