Inventor · disambiguated record
Yo-Chen Victor Chang
Also filed as: CHANG YO CHEN VICTOR
4 granted patents·1 pending application·44 citations·filing 2015–2021
74Inventor score
Technology areasA01K
Files withTOMOFUN CO LTD5
Top patents by PatentIndex Score
5 records- 0189US11937574B2Interactive device for animalsTOMOFUN CO LTD·Filed 2021·Granted Mar 26, 2024·2 cites·17 claims
- 0289US10231442B1Apparatuses and methods for smart pet alert, and storage medium thereofTOMOFUN CO LTD·Filed 2018·Granted Mar 19, 2019·30 cites·9 claims
- 0378US10028488B2Interactive device for animalsTOMOFUN CO LTD·Filed 2016·Granted Jul 24, 2018·5 cites·8 claims
- 0448USD782125SInteractive device for animalsTOMOFUN CO LTD·Filed 2015·Granted Mar 21, 2017·7 cites·1 claims
- 0542US2018295807A1Interactive device for animals and method thereforTOMOFUN CO LTD·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →