Dong IL Technology Ltd.
12Patents
4Active
12Granted
43Portfolio score
Filing activity: Aug 2, 1994 → Sep 27, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6188163A | Converter with piezoceramic transformer | Electricity | 20 | Expired |
| US5475347A | Compact AC noise filter with ground inductor | Electricity | 13 | Expired |
| US6331748A | Driving circuit of a piezo-ceramic transformer capable of controlling an input voltage and a dimming control method thereof | Electricity | 13 | Expired |
| US6278226A | Piezo ceramic transformer and circuit using the same | Electricity | 13 | Expired |
| US5982603A | Surge protector assembly | Electricity | 4 | Expired |
| US6808649B1 | Soft piezoelectric ceramic composition and piezoelectric device using the same | Chemistry; Metallurgy | 1 | Expired |
| US9255034B1 | Dielectric material for temperature compensation and method of preparing the same | Chemistry; Metallurgy | 0 | Active |
| US6046312A | Water soluble azo dyes and their synthesis and use | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11378607B2 | Displacement sensor-combined electrostatic measurement potential sensor and operation method therefor | Physics | 0 | Active |
| US11606855B1 | Static eliminator having offset voltage reduction unit | Electricity | 0 | Active |
| US10564190B2 | Charge plate monitor and operating method thereof | Electricity | 0 | Active |
| US6878307B2 | Low temperature firable PZT compositions and piezoelectric ceramic devices using the same | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.