EC

Eui Keun Choi

PC Protec Co.: 5 patents #4 of 49Top 9%
Overall (All Time): #920,257 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12427537 Hybrid spray pump Seung Min Hong, Soo Bin Oh, Keon Hee Kim 2025-09-30
12138650 Apparatus for ejecting viscous liquid aerosol Seung Min Hong, Hansung Lee, Heejae Jin 2024-11-12
12104588 Low hysteresis piezo-electric pump Seung Min Hong, Keon Hee Kim 2024-10-01
11476632 Laser apparatus for printed electronics system and operating method thereof Dae Yong Lee, Da Hai Zhang, Seung Hwan Choi, Seung Min Hong 2022-10-18
11420219 Printing apparatus for printed electronics Dae Yong Lee, Da Hai Zhang, Seung Hwan Choi, Seung Min Hong 2022-08-23