Article-identification-and-location device systems and methods of using same
US-12557889-B2 · Feb 24, 2026 · US
This page is not indexed by search engines while we improve data quality.
Liu John patents
Liu John is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Liu John |
| Total patents | 20 |
| First publication | Mar 29, 2016 |
| Latest publication | Feb 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Article-identification-and-location device systems and methods of using same
US-12367366-B2 · Jul 22, 2025 · US
Article-identification-and-location device systems and methods of using same
US-2024324745-A1 · Oct 3, 2024 · US
System and method for improving color appearance of solar roofs
US-11955921-B2 · Apr 9, 2024 · US
Biosensor for monitoring eyedrop usage compliance
US-11589807-B2 · Feb 28, 2023 · US
System and method for improving color appearance of solar roofs
US-2022311374-A1 · Sep 29, 2022 · US
Glass cover with optical-filtering coating for managing color of a solar roof tile
US-11431282-B2 · Aug 30, 2022 · US
System and method for improving color appearance of solar roofs
US-11431280-B2 · Aug 30, 2022 · US
Solar roof tile with a uniform appearance
US-11431279-B2 · Aug 30, 2022 · US
Glass cover with optical-filtering coating for managing color of a solar roof tile
US-2021203272-A1 · Jul 1, 2021 · US
Recent patents
Latest publications not already listed above.
Glass cover with optical-filtering coating for managing color of a solar roof tile
US-10978990-B2 · Apr 13, 2021 · US
System and method for improving color appearance of solar roofs
US-2021044250-A1 · Feb 11, 2021 · US
Biosensor for monitoring eyedrop usage compliance
US-2020138367-A1 · May 7, 2020 · US
Solar roof tile with a uniform appearance
US-2020007074-A1 · Jan 2, 2020 · US
Aluminum alloy products having improved property combinations and method for artificially aging same
US-10450640-B2 · Oct 22, 2019 · US
Uniformly and directionally colored photovoltaic modules
US-10381973-B2 · Aug 13, 2019 · US
Glass cover with optical-filtering coating for managing color of a solar roof tile
US-2019097571-A1 · Mar 28, 2019 · US
Uniformly and directionally colored photovoltaic modules
US-2018337629-A1 · Nov 22, 2018 · US
Obscuring, color matching, and camouflaging solar panels
US-2018122973-A1 · May 3, 2018 · US
Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same
US-9297394-B2 · Mar 29, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Tesla Inc | 12 |
| Position Imaging Inc | 3 |
| Univ California | 2 |
| Alcoa Inc | 2 |
| Arconic Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H02S20/25 | 13 |
| H10F19/80 | 13 |
| H10F77/311 | 10 |
| H10F19/85 | 9 |
| E04D1/28 | 8 |