Inventor · disambiguated record
I-Ming Tsai
Also filed as: TSAI I-MING
6 granted patents·103 citations·filing 2011–2017
81Inventor score
Top patents by PatentIndex Score
6 records- 0196US9301100B1Indoor positioning systems and wireless fingerprintsBLACKBERRY LTD·Filed 2015·Granted Mar 29, 2016·68 cites·21 claims
- 0295US9955316B2Indoor positioning systems and meeting room occupancyBLACKBERRY LTD·Filed 2015·Granted Apr 24, 2018·25 cites·21 claims
- 0371US9680642B2Quantum cryptography service network implementation structureYEH TZUOH-CHYAU·Filed 2011·Granted Jun 13, 2017·9 cites·8 claims
- 0465US9860707B2Indoor positioning systems and meeting room occupancyBLACKBERRY LTD·Filed 2017·Granted Jan 2, 2018·1 cites·14 claims
- 0550US10419874B2Indoor positioning systems and wireless fingerprintsBLACKBERRY LTD·Filed 2016·Granted Sep 17, 2019·0 cites·15 claims
- 0645US9164161B2Augmenting location data at a mobile deviceRESEARCH IN MOTION LTD·Filed 2013·Granted Oct 20, 2015·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →