| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 8 | |
| #2 | Japan | 5 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | United States | 4 | |
| #5 | Republic of Korea | 2 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Waveguides | |
| #2 | Electric switches | |
| #3 | Antennas | |
| #4 | Electric discharge tubes | |
| #5 | Electrically-conductive connections | |
| #6 | Wireless communication networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Duk-Yong | 6 |
| #2 | Kim Duk Yong | 5 |
| #3 | Lee Dong Hwi | 3 |
| #4 | Lee Dong-Hwi | 3 |
| #5 | Deuk-Lyong Kim | 2 |
| #6 | Duk-Yong Kim | 2 |
| #7 | Hwang Gyu Sang | 1 |
| #8 | Chang Ik-Soo | 1 |
| #9 | Kin Tokuryu | 1 |
| #10 | Yun-Pei Lee | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR100801223B1 | In-line apparatus for manufacturing blanket sheet, and method thereof | |
| CN1340837A | Switch using spiral tube | |
| CN1284797A | Signal processing equipment for phase-shifting and attenuating input signal | |
| US6142812A | Connector | |
| KR20000000698A | N-way power distributor/combiner able to be switched | |
| CN1179030A | N way power distributor/synthesizer | |
| EP0823745A2 | Multipole multiposition microwave switch with a common redundancy |