Inventor · disambiguated record
Chang-Jun He
Also filed as: HE CHANG JUN
16 granted patents·2 pending applications·217 citations·filing 2012–2025
94Inventor score
Files withPOLYGROUP MACAU LTD BVI18
Top patents by PatentIndex Score
18 records- 0198US9119495B2Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2015·Granted Sep 1, 2015·44 cites·30 claims
- 0298US8959810B1Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2014·Granted Feb 24, 2015·54 cites·28 claims
- 0398US8863416B2Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2012·Granted Oct 21, 2014·70 cites·10 claims
- 0496US9912109B2Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2016·Granted Mar 6, 2018·14 cites·20 claims
- 0595US11967790B2Powered tree construction with rotation limitingPOLYGROUP MACAU LTD BVI·Filed 2021·Granted Apr 23, 2024·2 cites·17 claims
- 0695US11799251B2Powered tree construction with rotation limitingPOLYGROUP MACAU LTD BVI·Filed 2021·Granted Oct 24, 2023·2 cites·8 claims
- 0795US9839315B2Multi-wire quick assemble treePOLYGROUP MACAU LTD (BVI)·Filed 2016·Granted Dec 12, 2017·14 cites·12 claims
- 0891US2025343382A1Powered Tree Construction With Rotation LimitingPOLYGROUP MACAU LTD BVI·Filed 2025·Application pending·0 cites
- 0988US9843147B2Powered tree constructionPOLYGROUP MACAU LTD (BVI)·Filed 2013·Granted Dec 12, 2017·6 cites·15 claims
- 1087US12362523B2Powered tree construction with rotation limitingPOLYGROUP MACAU LTD BVI·Filed 2024·Granted Jul 15, 2025·0 cites·16 claims
- 1187US10985513B2Powered tree construction with rotation limitingPOLYGROUP MACAU LTD BVI·Filed 2019·Granted Apr 20, 2021·3 cites·19 claims
- 1283US11095078B2Powered tree construction with rotation limitingPOLYGROUP MACAU LTD BVI·Filed 2019·Granted Aug 17, 2021·2 cites·19 claims
- 1383US10842306B2Multi-wire quick assemble treePOLYGROUP MACAU LTD BVI·Filed 2017·Granted Nov 24, 2020·3 cites·12 claims
- 1477US2023225538A1Multi-wire quick assemble treePOLYGROUP MACAU LTD BVI·Filed 2023·Application pending·0 cites
- 1575US10522954B1Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2019·Granted Dec 31, 2019·1 cites·30 claims
- 1675US10404019B2Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2018·Granted Sep 3, 2019·1 cites·30 claims
- 1773US10777949B2Powered tree constructionPOLYGROUP MACAU LTD BVI·Filed 2018·Granted Sep 15, 2020·1 cites·17 claims
- 1871US11602237B2Multi-wire quick assemble treePOLYGROUP MACAU LTD BVI·Filed 2020·Granted Mar 14, 2023·0 cites·19 claims
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