Rescue capsule for shelter in tunnel construction
US-10767482-B2 · Sep 8, 2020 · US
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Tian Junfeng patents
Tian Junfeng is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Tian Junfeng |
| Total patents | 2 |
| First publication | Apr 30, 2020 |
| Latest publication | Sep 8, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Rescue capsule for shelter in tunnel construction
US-2020131907-A1 · Apr 30, 2020 · US
Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Changan Univ | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N33/004 | 2 |
| G01N33/0047 | 2 |
| F41H5/24 | 2 |
| F41H5/263 | 2 |
| E21F11/00 | 2 |