Gas chromatography system
US-12584894-B2 · Mar 24, 2026 · US
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Li Wan patents
Li Wan is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Wan |
| Total patents | 8 |
| First publication | Nov 3, 2015 |
| Latest publication | Mar 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
VR Glasses
US-2026029652-A1 · Jan 29, 2026 · US
VR glasses
US-12429662-B2 · Sep 30, 2025 · US
Gas chromatography system
US-2024241088-A1 · Jul 18, 2024 · US
Vr glasses
US-2023305263-A1 · Sep 28, 2023 · US
Wireless input system based on steady-state visual-evoked potentials
US-9927872-B2 · Mar 27, 2018 · US
Wireless input system based on steady-state visual-evoked potentials
US-2017185150-A1 · Jun 29, 2017 · US
Crystalline forms of azilsartan and preparation and uses thereof
US-9174973-B2 · Nov 3, 2015 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Qingdao Pico Tech Co Ltd | 3 |
| Univ Beijing Technology | 2 |
| Agilent Technologies Inc | 2 |
| Sunshine Lake Pharma Co Ltd | 1 |
| Ruyuan Hec Pharm Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B2027/0178 | 3 |
| G02B7/023 | 3 |
| G02B27/0176 | 3 |
| G06F3/04886 | 2 |
| G06F3/015 | 2 |