Inventor · disambiguated record
Sheng-An Tsai
Also filed as: TSAI SHENG-AN
30 granted patents·1 pending application·136 citations·filing 2001–2024
95Inventor score
Files withPRIMAX ELECTRONICS LTD19QUANTA COMP INC6FUH SAN METAL DONG GUAN CO LTD2TOPSEED TECHNOLOGY CORP2MICROJET TECHNOLOGY CO LTD1
Top patents by PatentIndex Score
31 records- 0197US11099667B1Roller module for a mouse device having a movable magnetPRIMAX ELECTRONICS LTD·Filed 2020·Granted Aug 24, 2021·10 cites·16 claims
- 0296US11681379B1Mouse devicePRIMAX ELECTRONICS LTD·Filed 2022·Granted Jun 20, 2023·8 cites·15 claims
- 0395US11797108B1Mouse devicePRIMAX ELECTRONICS LTD·Filed 2023·Granted Oct 24, 2023·6 cites·10 claims
- 0495US10651594B1Detachable robotic systemQUANTA COMP INC·Filed 2019·Granted May 12, 2020·20 cites·9 claims
- 0594US12039114B1Mouse device including a magnetic ratchetPRIMAX ELECTRONICS LTD·Filed 2023·Granted Jul 16, 2024·3 cites·9 claims
- 0694US10276328B1Keyboard structurePRIMAX ELECTRONICS LTD·Filed 2018·Granted Apr 30, 2019·9 cites·14 claims
- 0790US11117264B2Robotic systemQUANTA COMP INC·Filed 2018·Granted Sep 14, 2021·8 cites·9 claims
- 0888US11298831B2Robotic system capable of facilitating return alignmentQUANTA COMP INC·Filed 2018·Granted Apr 12, 2022·7 cites·10 claims
- 0988US10490369B1Key structurePRIMAX ELECTRONICS LTD·Filed 2018·Granted Nov 26, 2019·4 cites·14 claims
- 1087US11404227B1Keyboard devicePRIMAX ELECTRONICS LTD·Filed 2021·Granted Aug 2, 2022·2 cites·8 claims
- 1187US10236141B1Key structurePRIMAX ELECTRONICS LTD·Filed 2018·Granted Mar 19, 2019·7 cites·9 claims
- 1279US10658135B1Keyboard key structure that generates an operation soundPRIMAX ELECTRONICS LTD·Filed 2019·Granted May 19, 2020·2 cites·14 claims
- 1376US10658137B1Key structurePRIMAX ELECTRONICS LTD·Filed 2019·Granted May 19, 2020·2 cites·11 claims
- 1473US12444555B2Mechanical keyboardPRIMAX ELECTRONICS LTD·Filed 2023·Granted Oct 14, 2025·0 cites·11 claims
- 1571USD530739SPrinterMICROJET TECHNOLOGY CO LTD·Filed 2005·Granted Oct 24, 2006·18 cites·1 claims
- 1667USD458261SManeuvering deviceTOPSEED TECHNOLOGY CORP·Filed 2001·Granted Jun 4, 2002·15 cites·1 claims
- 1766US11810733B1Key structurePRIMAX ELECTRONICS LTD·Filed 2022·Granted Nov 7, 2023·0 cites·9 claims
- 1861US12455638B1Roller modulePRIMAX ELECTRONICS LTD·Filed 2024·Granted Oct 28, 2025·0 cites·56 claims
- 1961US12321537B1Mouse devicePRIMAX ELECTRONICS LTD·Filed 2024·Granted Jun 3, 2025·0 cites·17 claims
- 2059US12028063B2Input device control wheelPRIMAX ELECTRONICS LTD·Filed 2022·Granted Jul 2, 2024·0 cites·9 claims
- 2158US11728109B2Key structurePRIMAX ELECTRONICS LTD·Filed 2022·Granted Aug 15, 2023·0 cites·9 claims
- 2254USD832685SOrnament hookFUH SAN METAL DONG GUAN CO LTD·Filed 2017·Granted Nov 6, 2018·7 cites·1 claims
- 2353US10903025B1Keyboard with vibration functionPRIMAX ELECTRONICS LTD·Filed 2020·Granted Jan 26, 2021·0 cites·10 claims
- 2451US11116376B2Vacuum cleaner systemQUANTA COMP INC·Filed 2019·Granted Sep 14, 2021·0 cites·8 claims
- 2550US12057266B2Wheel control mechanism and mouse device with samePRIMAX ELECTRONICS LTD·Filed 2022·Granted Aug 6, 2024·0 cites·20 claims
- 2649USD896620SOrnament hookTSAI SHENG AN·Filed 2019·Granted Sep 22, 2020·5 cites·1 claims
- 2744US11094479B1Key structurePRIMAX ELECTRONICS LTD·Filed 2020·Granted Aug 17, 2021·0 cites·14 claims
- 2843US9628148B2Electronic device with modulization partsQUANTA COMP INC·Filed 2015·Granted Apr 18, 2017·0 cites·8 claims
- 2943US9459658B1Modular electronic deviceQUANTA COMP INC·Filed 2015·Granted Oct 4, 2016·0 cites·10 claims
- 3039USD832686SOrnament hookFUH SAN METAL DONG GUAN CO LTD·Filed 2017·Granted Nov 6, 2018·3 cites·1 claims
- 3139US2004032392A1Mouse pen device having remote-control functionTOPSEED TECHNOLOGY CORP·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →