Method and device for orienting
US-2023314136-A1 · Oct 5, 2023 · US
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Sun- or astro-compasses
Sun- or astro-compasses · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01C17/34 |
| Official title | Sun- or astro-compasses |
| Display label | Sun- or astro-compasses |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 4 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Determining compass orientation of imagery
US-11468654-B2 · Oct 11, 2022 · US
Turbine alignment by use of light polarising compass
US-2022307467-A1 · Sep 29, 2022 · US
Systems and methods for northfinding
US-11150350-B2 · Oct 19, 2021 · US
Determining compass orientation of imagery
US-11132573-B2 · Sep 28, 2021 · US
Determining Compass Orientation Of Imagery
US-2021042552-A1 · Feb 11, 2021 · US
Polarization optical compass
US-10371519-B1 · Aug 6, 2019 · US
Daytime and nighttime stellar sensor with active polarizer
US-10302433-B2 · May 28, 2019 · US
Systems and methods for northfinding
US-2019033457-A1 · Jan 31, 2019 · US
Systems and methods for northfinding
US-10175358-B2 · Jan 8, 2019 · US
Determining compass orientation of imagery
US-2018365510-A1 · Dec 20, 2018 · US
Determining compass orientation of imagery
US-10032087-B2 · Jul 24, 2018 · US
Surveying instrument
US-9945665-B2 · Apr 17, 2018 · US
Surveying instrument
US-9784842-B2 · Oct 10, 2017 · US
Determining Compass Orientation Of Imagery
US-2017154233-A1 · Jun 1, 2017 · US
Surveying instrument
US-9618340-B2 · Apr 11, 2017 · US
Surveying Instrument
US-2016102977-A1 · Apr 14, 2016 · US
Sundial compass
US-2016076887-A1 · Mar 17, 2016 · US
Systems and methods for northfinding
US-2016033272-A1 · Feb 4, 2016 · US
Surveying Instrument
US-2016010985-A1 · Jan 14, 2016 · US