Assignee
PRINCETEL INC
US·16 granted patents·4 pending applications·127 citations·filing 2006–2024
Top patents by PatentIndex Score
20 records- 0193US8380024B1Integrated electro-optical fluid rotary jointPRINCETEL INC·Filed 2011·Granted Feb 19, 2013·23 cites·12 claims
- 0292US9263838B1Slip ring for high speed data transmissionPRINCETEL INC·Filed 2015·Granted Feb 16, 2016·17 cites·9 claims
- 0392US8355607B2Fiber optic rotary joint mechanismPRINCETEL INC·Filed 2010·Granted Jan 15, 2013·17 cites·7 claims
- 0490US7792400B1Off-axis fiber optic slip ringPRINCETEL INC·Filed 2006·Granted Sep 7, 2010·25 cites·16 claims
- 0588US8965151B1Low insertion loss, low back reflection fiber optic rotary joint with increased data throughputPRINCETEL INC·Filed 2013·Granted Feb 24, 2015·11 cites·3 claims
- 0688US7881569B2Two-channel plastic optical fiber (POF) rotary jointPRINCETEL INC·Filed 2009·Granted Feb 1, 2011·19 cites·3 claims
- 0785US10133006B1Soft contacting rotational interface system for transmitting RF and optical signals concurrently across thereofPRINCETEL INC·Filed 2017·Granted Nov 20, 2018·6 cites·17 claims
- 0871US12092875B1Rotatable capsule for a fiber optic rotary jointPRINCETEL INC·Filed 2024·Granted Sep 17, 2024·0 cites·20 claims
- 0968US9634449B1Soft contacting rotational interface for RF rotary jointPRINCETEL INC·Filed 2015·Granted Apr 25, 2017·3 cites·12 claims
- 1068US9102405B2Cable-tethered helicopter surveillance systemPRINCETEL INC·Filed 2013·Granted Aug 11, 2015·5 cites·2 claims
- 1166US9927579B1De-rotating mechanism for off-axis fiber optic rotary jointPRINCETEL INC·Filed 2016·Granted Mar 27, 2018·1 cites·3 claims
- 1262US11309673B2Slip ring system for high speed applicationsPRINCETEL INC·Filed 2019·Granted Apr 19, 2022·0 cites·7 claims
- 1361US11953126B1Fluid rotary joint assembly suitable for high rotational speedPRINCETEL INC·Filed 2023·Granted Apr 9, 2024·0 cites·7 claims
- 1454US11289865B2High frequency slip ring with through borePRINCETEL INC·Filed 2020·Granted Mar 29, 2022·0 cites·12 claims
- 1552US2016362166A1Hydrogen replenished lighter-than-air vehicle and method to replenish hydrogenPRINCETEL INC·Filed 2015·Application pending·0 cites
- 1649US11143823B2Fiber optic slip ring with through borePRINCETEL INC·Filed 2020·Granted Oct 12, 2021·0 cites·8 claims
- 1748US8944698B2Compact, tunable, submersible dry mate n-pin optical connectorPRINCETEL INC·Filed 2013·Granted Feb 3, 2015·0 cites·3 claims
- 1847US2014287661A1Prussure module and polishing fixture module for fiber optic polisherPRINCETEL INC·Filed 2013·Application pending·0 cites
- 1944US2009226131A1Fiber Optic Rotary CouplerPRINCETEL INC·Filed 2008·Application pending·0 cites
- 2041US2015050031A1Wireless Power Transmission Across a Rotating InterfacePRINCETEL INC·Filed 2013·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when PRINCETEL INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →