Inventor · disambiguated record
Longji Bai
Also filed as: BAI LONGJI
11 granted patents·5 pending applications·31 citations·filing 2008–2022
85Inventor score
Top patents by PatentIndex Score
16 records- 0188US10133023B2Device for driving a lens frameNIDEC COPAL CORP·Filed 2015·Granted Nov 20, 2018·6 cites·7 claims
- 0281US8475064B2Camera blade drive deviceBAI LONGJI·Filed 2011·Granted Jul 2, 2013·10 cites·11 claims
- 0381US7573629B2Blade actuating apparatus for optical instrumentsNIDEC COPAL CORP·Filed 2008·Granted Aug 11, 2009·8 cites·10 claims
- 0480US10564515B2Blade driving deviceNIDEC COPAL CORP·Filed 2016·Granted Feb 18, 2020·3 cites·14 claims
- 0578US10809595B2Blade driving deviceNIDEC COPAL CORP·Filed 2016·Granted Oct 20, 2020·2 cites·5 claims
- 0667US10816875B2Blade drive deviceNIDEC COPAL CORP·Filed 2017·Granted Oct 27, 2020·1 cites·22 claims
- 0765US11561456B2Blade driving device for high resolution imaging apparatusNIDEC COPAL CORP·Filed 2020·Granted Jan 24, 2023·0 cites·7 claims
- 0862US10606147B2Lens driving deviceNIDEC COPAL CORP·Filed 2015·Granted Mar 31, 2020·1 cites·6 claims
- 0959US11921418B2Shutter and photographing apparatusSZ DJI TECHNOLOGY CO LTD·Filed 2022·Granted Mar 5, 2024·0 cites·18 claims
- 1048US2021239937A1Lens apparatus and image capturing apparatusHASSELBLAD AB VICTOR·Filed 2021·Application pending·0 cites
- 1147US2021239936A1Lens apparatus and image capturing apparatusHASSELBLAD AB VICTOR·Filed 2021·Application pending·0 cites
- 1244US11073257B2Light amount adjustment device, imaging device, imaging system and moving objectSZ DJI TECHNOLOGY CO LTD·Filed 2019·Granted Jul 27, 2021·0 cites·11 claims
- 1341US10788731B2Blade drive deviceNIDEC COPAL CORP·Filed 2017·Granted Sep 29, 2020·0 cites·16 claims
- 1440US2021311285A1Lens device, imaging device, and mobile objectHASSELBLAD AB VICTOR·Filed 2021·Application pending·0 cites
- 1540US2021311281A1Lens device, imaging device, and mobile objectHASSELBLAD AB VICTOR·Filed 2021·Application pending·0 cites
- 1635US2021199919A1Control device, photographing device, control method, and programHASSELBLAD AB VICTOR·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →