Optical see-through glass type display device and corresponding optical element
US-9846302-B2 · Dec 19, 2017 · US
Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence)
Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B27/022 |
| Official title | {Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence)} |
| Display label | Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence) |
| Total patents | 229 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 23 |
| 2017 | 32 |
| 2018 | 32 |
| 2019 | 38 |
| 2020 | 29 |
| 2021 | 16 |
| 2022 | 8 |
| 2023 | 15 |
| 2024 | 9 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Head mounted apparatus and gripping apparatus
US-2017307787-A1 · Oct 26, 2017 · US
Stereoscopic Viewing Glasses
US-2017276955-A1 · Sep 28, 2017 · US
Head-mounted display apparatus for retaining a portable electronic device with display
US-9749451-B2 · Aug 29, 2017 · US
Menu navigation in a head-mounted display
US-2017242479-A1 · Aug 24, 2017 · US
Light control film with varied viewing angle
US-9740018-B1 · Aug 22, 2017 · US
Personalized, real-time audio processing
US-2017221500-A1 · Aug 3, 2017 · US
System and method of generating images from backside of photoactive layer
US-2017206830-A1 · Jul 20, 2017 · US
Head-mounted display
US-9703103-B2 · Jul 11, 2017 · US
Head mounted display, control device, and control method
US-2017168297-A1 · Jun 15, 2017 · US
Organic light emitting display device and head mounted display including the same
US-2017154930-A1 · Jun 1, 2017 · US
Accessory, electronic assembly and controlling method
US-9651985-B2 · May 16, 2017 · US
Head-mounted display apparatus for retaining a portable electronic device with display
US-9646574-B2 · May 9, 2017 · US
Light conductor device
US-2017108944-A1 · Apr 20, 2017 · US
360 degree privacy film
US-2017108628-A1 · Apr 20, 2017 · US
Head-mounted display apparatus for retaining a portable electronic device with display
US-9595237-B2 · Mar 14, 2017 · US
Menu navigation in a head-mounted display
US-9588343-B2 · Mar 7, 2017 · US
Display set and display method
US-2017032718-A1 · Feb 2, 2017 · US
Head-Mounted Display Apparatus for Retaining a Portable Electronic Device with Display
US-2017011716-A1 · Jan 12, 2017 · US
Head-Mounted Display Apparatus for Retaining a Portable Electronic Device with Display
US-2016365064-A1 · Dec 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B27/022?
- CPC G02B27/022 is the Cooperative Patent Classification code for “Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence).”
- How many patents are filed under CPC G02B27/022 (Viewing apparatus (G02B27/04, G02B27/06, G02B27/08 take precedence))?
- Our database includes 229 publications tagged with this CPC code.
- Is patent activity under CPC G02B27/022 growing?
- Publication counts under this code: 9 in 2024 vs 6 in 2025 (latest complete years).