KH

Keisuke Hirai

HE Hirai Engineering: 1 patents #1 of 2Top 50%
Overall (1994): #106,425 of 165,921Top 65%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5367843 Roof apparatus Takashi Hirai 1994-11-29