Inventor

YI SEUNG HWAN

KR4 patents

⚠️ This page may combine multiple inventors who share the name “YI SEUNG HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YI SEUNG-HWAN

2 patents

US7003125B2Feb 21, 2006

Micromachined piezoelectric microspeaker and fabricating method thereof

YI SEUNG-HWAN16 citations89

US7089638B2Aug 15, 2006

Method for fabricating a micromachined piezoelectric microspeaker

YI SEUNG-HWAN15 citations80

ELT INC

1 patent

US7449694B2Nov 11, 2008

Gas sensor

ELT INC16 citations78

YI SEUNG HWAN

1 patent

US9480632B2Nov 1, 2016

Cosmetic composition containing inorganic powder

YI SEUNG HWAN2 citations50