Protv Development Inc.
Taipei City, TW· latest recorded location
PROTV DEVELOPMENT INC. is named on 3 US grants and 6 published applications in this corpus. Its most frequent classification is A45D (Hairdressing or shaving equipment).
- Granted patents
- 3
- Published applications
- 6
- Inventors
- 3
- Granted in 2026 so far
- 0
- Most recent grant
- 3 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
By publication year.
Technology areas
Share of 9 documents
- A45DHairdressing or shaving equipment2
- A61LMethods or apparatus for sterilising materials or objects in general2
- A46BBrushes1
- A61BMedical diagnosis and surgery1
- A61HPhysical therapy apparatus1
- A61MDevices for delivering substances into the body1
- A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing1
- B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or1
- B60RVehicle fittings and parts1
- G01RMeasuring electric variables1
Recent patents
- Foot grinder3 Nov 2020US D901,081 S1Design
- Dryer brush10 Jan 2017US D776,345 S1Design
- Thigh exercise machine9 Dec 2014US D719,223 S1Design
- Mobile phone sanitization device17 Dec 2020US 2020/0390917 A1
- Multi head foot grinder27 Aug 2020US 2020/0268415 A1
- Hair dryer with a function of hair grooming22 Feb 2018US 2018/0049533 A1
- Automobile rearview mirror with driving video recording function18 Jan 2018US 2018/0020139 A1
- Facial steaming device26 Jan 2017US 2017/0020781 A1
Most cited
By later US patents