Spinning workshop inspection method, electronic device and storage medium
US-12505528-B2 · Dec 23, 2025 · US
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Feng Chun patents
Feng Chun is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Feng Chun |
| Total patents | 14 |
| First publication | May 12, 2016 |
| Latest publication | Dec 23, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Model training method, data processing method and related apparatuses
US-2025131757-A1 · Apr 24, 2025 · US
Spinning workshop inspection method, electronic device and storage medium
US-2025100159-A1 · Mar 27, 2025 · US
Transfer vehicle
US-2025083584-A1 · Mar 13, 2025 · US
Low-temperature semen cryopreservation device
US-2024215571-A1 · Jul 4, 2024 · US
Low-temperature semen cryopreservation device
US-12010988-B1 · Jun 18, 2024 · US
Culture dish combination for embryo thawing and embryo transfer
US-11873471-B2 · Jan 16, 2024 · US
Culture dish combination for embryo thawing and embryo transfer
US-2023357687-A1 · Nov 9, 2023 · US
Vitrification device for gametes or embryos
US-11785941-B2 · Oct 17, 2023 · US
Vitrification device for gametes or embryos
US-2023172191-A1 · Jun 8, 2023 · US
Recent patents
Latest publications not already listed above.
Connection structure between pipe body and steel joint of aluminum alloy drill pipe
US-10196863-B2 · Feb 5, 2019 · US
Connection structure between pipe body and joint of aluminum alloy drill pipe
US-10184596-B2 · Jan 22, 2019 · US
Connection structure between pipe body and joint of aluminum alloy drill pipe
US-2016160574-A1 · Jun 9, 2016 · US
Connection structure between pipe body and steel joint of aluminum alloy drill pipe
US-2016130885-A1 · May 12, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Zhejiang | 6 |
| China Nat Petroleum Corp | 4 |
| Zhejiang Hengyi Petrochemical Co Ltd | 4 |
| Zhejiang Shuangtu New Mat Co Ltd | 4 |
| Cnpc Tubular Goods Res Institute | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B17/042 | 4 |
| F16L15/04 | 2 |
| F16L15/00 | 2 |
| E21B17/02 | 2 |
| C12M23/34 | 2 |