Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10105060 | Breast scanning apparatus using photoacoustic ultrasonic wave | Jong Seok Kim, Sung-chan KANG, Hyung Joo Kim, Hyung-jae Shin, Yong-seop Yoon +2 more | 2018-10-23 |
| 10093534 | Capacitive micromachined ultrasonic transducer and method of fabricating the same | Dong-sik Shim, Seog-woo Hong, Chang-jung Kim | 2018-10-09 |
| 9957155 | Capacitive micromachined ultrasonic transducer and method of fabricating the same | Dong-sik Shim, Seog-woo Hong, Chang-jung Kim | 2018-05-01 |
| 9603581 | Ultrasonic transducer and method of manufacturing the same | — | 2017-03-28 |
| 9596528 | Capacitive micromachined ultrasonic transducer and method of fabricating the same | Dong-sik Shim, Seog-woo Hong, Chang-jung Kim | 2017-03-14 |
| 9475092 | Electro-acoustic transducer and method of manufacturing the same | Dong-sik Shim, Seog-woo Hong, Chang-jung Kim | 2016-10-25 |
| 9319800 | Electro acoustic transducer | Seog-woo Hong, Hyung-jae Shin, Dong-sik Shim, Byung-gil Jeong | 2016-04-19 |
| 9120127 | Ultrasonic transducer structure, ultrasonic transducer, and method of manufacturing ultrasonic transducer | Byung-gil Jeong, Seog-woo Hong, Dong-Kyun Kim, Hyung-jae Shin | 2015-09-01 |
| 9096418 | Ultrasonic transducer and method of manufacturing the same | Seog-woo Hong, Dong-Kyun Kim, Byung-gil Jeong | 2015-08-04 |
| 9049522 | Piezoelectric microspeaker and method of fabricating the same | Joo-ho Lee, Dong-Kyun Kim, Sang Hun Lee | 2015-06-02 |
| 8958595 | Piezoelectric micro speaker having piston diaphragm and method of manufacturing the same | Jun Sik Hwang, Dong-Kyun Kim, Byung-gil Jeong | 2015-02-17 |
| 8858447 | Ultrasonic transducer and method of manufacturing the same | — | 2014-10-14 |
| 8727994 | Cell and channel of ultrasonic transducer, and ultrasonic transducer including the same | Dong-Kyun Kim, Hyung-jae Shin, Byung-gil Jeong | 2014-05-20 |
| 8557044 | Shadow mask, method of manufacturing the same and method of forming thin film using the same | Seok Jin Kang, Hyun-koo Jeong | 2013-10-15 |
| 8549715 | Piezoelectric microspeaker and method of fabricating the same | Dong-Kyun Kim, Byung-gil Jeong | 2013-10-08 |
| 8526642 | Piezoelectric micro speaker including weight attached to vibrating membrane and method of manufacturing the same | Dong-Kyun Kim, Byung-gil Jeong, Jun Sik Hwang | 2013-09-03 |
| 8520868 | Piezoelectric micro speaker and method of manufacturing the same | Byung-gil Jeong, Dong-Kyun Kim | 2013-08-27 |
| 8509462 | Piezoelectric micro speaker including annular ring-shaped vibrating membranes and method of manufacturing the piezoelectric micro speaker | Byung-gil Jeong, Dong-Kyun Kim, Jun Sik Hwang | 2013-08-13 |
| 8401220 | Piezoelectric micro speaker with curved lead wires and method of manufacturing the same | Dong-Kyun Kim, Byung-gil Jeong, Jun Sik Hwang | 2013-03-19 |
| 8363864 | Piezoelectric micro-acoustic transducer and method of fabricating the same | Dong-Kyun Kim, Byung-gil Jeong | 2013-01-29 |
| 8280079 | Piezoelectric microspeaker and method of fabricating the same | Dong-Kyun Kim, Byung-gil Jeong | 2012-10-02 |
| 8275155 | Method for fabricating micro speaker and micro speaker fabricated by the same | Byung-gil Jeong, Hyung-jae Shin, Dong-Kyun Kim | 2012-09-25 |
| 8275158 | Piezoelectric micro speaker | Dong-Kyun Kim, Jun Sik Hwang, Byung-gil Jeong | 2012-09-25 |
| 8237332 | Piezoelectric acoustic transducer and method of fabricating the same | Dong-Kyun Kim, Byung-gil Jeong | 2012-08-07 |
| 7456434 | Micro optical bench structure | Yong Sung Kim, Jao-ho You, Hyung Choi, Woong Hwang | 2008-11-25 |