CH

Chee Wah Ho

ES Essai: 22 patents #2 of 8Top 25%
AS Advantest Test Solutions: 3 patents #14 of 31Top 50%
Overall (All Time): #157,387 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12411167 Tension-based socket gimbal for engaging device under test with thermal array Gregory Cruzan, Karthik Ranganathan, Gilberto Oseguera, Joe Koeth, Paul Ferrari +1 more 2025-09-09
12210056 Thermal array with gimbal features and enhanced thermal performance Gregory Cruzan, Karthik Ranganathan, Gilberto Oseguera, Joe Koeth, Paul Ferrari +1 more 2025-01-28
12085587 Hybrid shielding sockets with impedance tuning for integrated circuit device test tooling Nasser Barabi, Hin Lum Lee 2024-09-10
11906550 Probe system for QFP integrated circuit device test tooling Nasser Barabi, Oksana Kryachek, Hin Lum Lee 2024-02-20
11835549 Thermal array with gimbal features and enhanced thermal performance Gregory Cruzan, Karthik Ranganathan, Gilberto Oseguera, Joe Koeth, Paul Ferrari +1 more 2023-12-05
11378588 Contactor with angled depressible probes in shifted bores Nasser Barabi, Oksana Kryachek, Joven R. Tienzo 2022-07-05
11293976 Integrated circuit device test tooling with dual angle cavities Nasser Barabi, Oksana Kryachek, Joven R. Tienzo 2022-04-05
10908207 Systems and methods for conforming device testers to integrated circuit device with pressure relief valve Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2021-02-02
10481175 Contactor with angled depressible probes Nasser Barabi, Oksana Kryachek 2019-11-19
10126356 Systems and methods for conforming test tooling to integrated circuit device with whirlwind cold plate Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2018-11-13
10094853 Systems and methods for reliable integrated circuit device test tooling Nasser Barabi, Hans Dieter Huber, Joven R. Tienzo 2018-10-09
9804223 Systems and methods for conforming test tooling to integrated circuit device with heater socket Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2017-10-31
9557373 Systems and methods for conforming test tooling to integrated circuit device profiles with convex support structure Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2017-01-31
9494642 Systems and methods for conforming test tooling to integrated circuit device profiles with ejection mechanisms Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2016-11-15
9383406 Systems and methods for conforming device testers to integrated circuit device with pressure relief valve Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2016-07-05
9279852 Systems and methods for conforming test tooling to integrated circuit device profiles with sockets having secured and replaceable bushings Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2016-03-08
9229049 Systems and methods for conforming test tooling to integrated circuit device profiles with compliant pedestals Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2016-01-05
9046568 Universal spring contact pin and IC test socket therefor Nasser Barabi 2015-06-02
9007080 Systems and methods for conforming device testers to integrated circuit device profiles with feedback temperature control Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2015-04-14
8653842 Systems and methods for thermal control of integrated circuits during testing Nasser Barabi, Joven R. Tienzo, Oksana Kryachek, Elena V. Nazarov 2014-02-18
8508245 Thermal control unit used to maintain the temperature of IC devices under test Nasser Barabi, Elena V. Nazarov, Joven R. Tienzo 2013-08-13
8493085 Spring contact pin for an ic test socket and the like Nasser Barabi, Oksana Kryachek 2013-07-23
7663388 Active thermal control unit for maintaining the set point temperature of a DUT Nasser Barabi, Elena V. Nazarov, Joven R. Tienzo 2010-02-16
7651340 Chip actuator cover assembly Nasser Barabi, Oksana Kryachek 2010-01-26
7583097 Contactor nest for an IC device and method Nasser Barabi, Oksana Kryachek 2009-09-01