Transparent Waveguide Display
US-2026016732-A1 · Jan 15, 2026 · US
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Brown Robert D patents
Brown Robert D is listed as an inventor on 87 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Brown Robert D |
| Total patents | 87 |
| First publication | Mar 1, 2016 |
| Latest publication | Jan 15, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Transparent Waveguide Display
US-2025362557-A1 · Nov 27, 2025 · US
Waveguide Grating Device
US-2025362459-A1 · Nov 27, 2025 · US
Transparent waveguide display with grating lamina that both couple and extract modulated light
US-12405507-B2 · Sep 2, 2025 · US
Waveguide grating device
US-12379547-B2 · Aug 5, 2025 · US
Transparent waveguide display with passive expander input bragg gratings with different angular diffraction efficiencies
US-12276895-B2 · Apr 15, 2025 · US
Dual sided expansion waveguide
US-12153211-B2 · Nov 26, 2024 · US
Optical display system with regionally addressable electrochromic light modulator
US-12078907-B2 · Sep 3, 2024 · US
Automatic descaling system
US-11975994-B2 · May 7, 2024 · US
Transparent waveguide display
US-2024134244-A1 · Apr 25, 2024 · US
Recent patents
Latest publications not already listed above.
Water heater with hardness detection system
US-11953210-B2 · Apr 9, 2024 · US
Macro duty cycle gratings
US-2024069336-A1 · Feb 29, 2024 · US
Optical display system with regionally addressable electrochromic light modulator
US-2024027866-A1 · Jan 25, 2024 · US
Waveguide Grating Device
US-2024019640-A1 · Jan 18, 2024 · US
Dual sided expansion waveguide
US-2023417976-A1 · Dec 28, 2023 · US
Transparent waveguide display
US-11815781-B2 · Nov 14, 2023 · US
Optical display system with regionally addressable electrochromic light modulator
US-11809054-B2 · Nov 7, 2023 · US
Low cost HUD using stereo and head tracking
US-11758119-B2 · Sep 12, 2023 · US
Low cost hud using stereo and head tracking
US-2023231987-A1 · Jul 20, 2023 · US
Waveguide grating device
US-11703645-B2 · Jul 18, 2023 · US
Transparent waveguide display
US-2023114549-A1 · Apr 13, 2023 · US
Integrated uninterruptible power supplies for appliances
US-11626750-B2 · Apr 11, 2023 · US
Transparent Waveguide Display
US-2023081115-A1 · Mar 16, 2023 · US
Integrity monitoring systems and methods for image sensors
US-11530918-B2 · Dec 20, 2022 · US
Systems and methods for interfacing with head worn display systems
US-11500457-B2 · Nov 15, 2022 · US
Transparent waveguide display for tiling a display having plural optical powers using overlapping and offset FOV tiles
US-11448937-B2 · Sep 20, 2022 · US
Integrated uninterruptible power supplies for appliances
US-2022239145-A1 · Jul 28, 2022 · US
Water Heater With Hardness Detection System
US-2022221163-A1 · Jul 14, 2022 · US
Head up display (HUD) using a light pipe
US-11366316-B2 · Jun 21, 2022 · US
Waveguide Grating Device
US-2022163728-A1 · May 26, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Rockwell Collins Inc | 75 |
| Digilens Inc | 29 |
| Brown Robert D | 13 |
| Rheem Mfg Co | 12 |
| Stanley James H | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B27/0172 | 57 |
| G02B27/0101 | 25 |
| G02B27/0081 | 23 |
| G02B2027/0125 | 23 |
| G02B6/0016 | 23 |