HG

Haruo Gen

DC Daiwa House Industry Co.: 2 patents #3 of 21Top 15%
Overall (All Time): #1,936,612 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10280614 Sound absorbing structure and acoustic room — 2019-05-07
9683366 Soundproof room — 2017-06-20