Extension gate for trolley
US-11780485-B2 · Oct 10, 2023 · US
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Wang Che-Jen patents
Wang Che-Jen is listed as an inventor on 15 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wang Che-Jen |
| Total patents | 15 |
| First publication | Mar 13, 2018 |
| Latest publication | Oct 10, 2023 |
Notable patents
Publications ranked by popularity score, then publication date.
Extension gate for trolley
US-2022017133-A1 · Jan 20, 2022 · US
Extension gate for trolley
US-11161536-B2 · Nov 2, 2021 · US
Extendable gate for a trolley
US-D911657-S · Feb 23, 2021 · US
Foldable trolley with extendable gate
US-D911654-S · Feb 23, 2021 · US
Extension gate for trolley
US-2020346677-A1 · Nov 5, 2020 · US
Table with extendable tabletop
US-D870498-S · Dec 24, 2019 · US
Folding table
US-10405645-B1 · Sep 10, 2019 · US
Foldable trolley
US-D855921-S · Aug 6, 2019 · US
Collapsible picnic table
US-D845011-S · Apr 9, 2019 · US
Recent patents
Latest publications not already listed above.
Foldable trolley
US-D842575-S · Mar 5, 2019 · US
Collapsible picnic table
US-10159334-B1 · Dec 25, 2018 · US
Multifunctional foldable trolley
US-10150492-B2 · Dec 11, 2018 · US
Multifunctional Foldable Trolley
US-2018154916-A1 · Jun 7, 2018 · US
Fold-in-half table having a serpentine central support tube
US-9913531-B1 · Mar 13, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Zhuhai Shichang Metals Ltd | 15 |
| Zhuhai Schichang Metals Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B62B2203/07 | 7 |
| B62B2202/30 | 7 |
| B62B3/108 | 7 |
| B62B3/022 | 7 |
| B62B3/025 | 6 |