Cutter structure for cutting polylactic acid fiber filter rods
US-2026014728-A1 · Jan 15, 2026 · US
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Ding Haiyan patents
Ding Haiyan is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ding Haiyan |
| Total patents | 8 |
| First publication | May 12, 2022 |
| Latest publication | Jan 15, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Preparation method for polylactic acid fiber filter rod with good temperature resistance
US-2026002291-A1 · Jan 1, 2026 · US
Device and method for detecting cigarette fly ash by gray-scale difference based on machine vision (MV)
US-11670007-B2 · Jun 6, 2023 · US
Device and method for detecting cigarette fly ash by gray-scale difference based on machine vision (mv)
US-2022358682-A1 · Nov 10, 2022 · US
Robotic arm for simulating cigarette smoking process
US-11445746-B2 · Sep 20, 2022 · US
Smoking path simulation system based on robotic arm
US-11412776-B2 · Aug 16, 2022 · US
Robotic arm for simulating cigarette smoking process and smoking environment of human body and simulation method thereof
US-2022202066-A1 · Jun 30, 2022 · US
Smoking path simulation system based on robotic arm
US-2022142232-A1 · May 12, 2022 · 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 |
|---|---|
| China Tobacco Yunnan Ind Co Ltd | 8 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N31/12 | 6 |
| B25J11/00 | 4 |
| A24C5/3406 | 4 |
| G01N35/0099 | 4 |
| G06T2207/30128 | 2 |