Prosecution Insights
Last updated: October 02, 2026

Examiner: CHOI, SEUNG HO

Tech Center 2800 • Art Units: 1794 2838

This examiner grants 100% of resolved cases

Performance Statistics

100.0%
Allow Rate
+32.0% vs TC avg
28
Total Applications
+0.0%
Interview Lift
771
Avg Prosecution Days
Based on 16 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
40.4%
§102 Novelty
55.6%
§103 Obviousness
2.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18881934 MODEL PREDICTIVE CONTROL FOR CONVERTER WITH FILTER CELLS BASED ON OFFLINE-COMPUTED PULSE PATTERNS AND ONLINE CELL BALANCING Non-Final OA ABB Schweiz AG
18849768 CONTROL OF A VOLTAGE SOURCE CONVERTER Final Rejection ABB Schweiz AG
18964158 POWER CONVERTER, METHOD FOR CONTROLLING POWER CONVERTER, AND POWER SUPPLY SYSTEM Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18880901 POWER CONVERSION SYSTEM AND CONTROL SYSTEM Non-Final OA Mitsubishi Electric Corporation
18994235 DIRECT MULTI-TO-SINGLE-PHASE, MODULAR MULTI-LEVEL CONVERTER, ITS USE IN A RAILWAY INTERTIE AND METHODS FOR ITS OPERATION Non-Final OA Hitachi Energy Ltd
18967952 SELECTIVE SECONDARY PHASE-SHIFTING CONTROL FOR RESONANT CONVERTERS Non-Final OA VIRGINIA TECH INTELLECTUAL PROPERTIES, INC.
19086441 GATE DRIVE POWER SUPPLY USING PROGRAMMABLE DEVICE IN MOTOR DRIVE APPLICATION Non-Final OA Hamilton Sundstrand Corporation
18813919 LLC VOLTAGE CONVERTER Non-Final OA Hamilton Sundstrand Corporation

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