Cordless retractable roller shade for window coverings
US-12404717-B2 · Sep 2, 2025 · US
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Smith Stephen P patents
Smith Stephen P is listed as an inventor on 90 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Smith Stephen P |
| Total patents | 90 |
| First publication | Jan 1, 2015 |
| Latest publication | Sep 2, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Multi-source distributed navigation system architecture
US-2025172702-A1 · May 29, 2025 · US
Limit stop assembly for an architectural-structure covering
US-12281521-B2 · Apr 22, 2025 · US
Multi-source distributed navigation system architecture
US-12235368-B2 · Feb 25, 2025 · US
Light refraction or dispersion and landmark based navigation
US-2025044097-A1 · Feb 6, 2025 · US
Operating system for a covering for an architectural opening
US-12116841-B2 · Oct 15, 2024 · US
Multi-source distributed navigation system architecture
US-2024012164-A1 · Jan 11, 2024 · US
Multi-source distributed navigation system architecture
US-11774602-B1 · Oct 3, 2023 · US
Operating system for a covering for an architectural opening
US-2023203884-A1 · Jun 29, 2023 · US
Operating system for a covering for an architectural opening
US-11643872-B2 · May 9, 2023 · US
Recent patents
Latest publications not already listed above.
Cordless retractable roller shade for window coverings
US-2023138944-A1 · May 4, 2023 · US
Cordless retractable roller shade for window coverings
US-11566469-B2 · Jan 31, 2023 · US
Limit stop assembly for an architectural-structure covering
US-2022316273-A1 · Oct 6, 2022 · US
Limit stop assembly for an architectural-structure covering
US-11396773-B2 · Jul 26, 2022 · US
Rail for blinds
US-D949595-S · Apr 26, 2022 · US
Through-cloud celestial sighting system
US-11280615-B2 · Mar 22, 2022 · US
Stellar-landscape/horizon image navigation
US-11237003-B2 · Feb 1, 2022 · US
Handle structure and assembly for bottom rail of window shading
US-11199048-B2 · Dec 14, 2021 · US
Multi-source distributed navigation system architecture
US-11150357-B2 · Oct 19, 2021 · US
Operating system for an architectural-structure covering
US-11136821-B2 · Oct 5, 2021 · US
Tensioner for an architectural-structure covering
US-11098528-B2 · Aug 24, 2021 · US
Cordless Retractable Roller Shade for Window Coverings
US-2021140231-A1 · May 13, 2021 · US
Antenna for optical and rf signal transmission and reception
US-2021119334-A1 · Apr 22, 2021 · US
Probabilistic landmark navigation (PLN) system
US-10977953-B2 · Apr 13, 2021 · US
Star tracker-aided airborne or spacecraft terrestrial landmark navigation system
US-10935381-B2 · Mar 2, 2021 · US
Cordless retractable roller shade for window coverings
US-10907406-B2 · Feb 2, 2021 · US
Hemispherical star camera
US-10901190-B2 · Jan 26, 2021 · US
Architectural structure covering having a speed regulating assembly
US-10900280-B2 · Jan 26, 2021 · US
Cord tensioner
US-D904072-S · Dec 8, 2020 · US
Operating system for a covering for an architectural opening
US-2020362628-A1 · Nov 19, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hunter Douglas | 43 |
| Charles Stark Draper Laboratory Inc | 38 |
| Draper Lab Charles S | 7 |
| Gojo Ind Inc | 2 |
| Smith Stephen P | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E06B2009/2435 | 28 |
| E06B9/322 | 26 |
| E06B9/42 | 22 |
| G01C21/025 | 19 |
| E06B9/34 | 19 |