TH

Takashi Hirai

HE Hirai Engineering: 1 patents #1 of 2Top 50%
Overall (1994): #63,745 of 165,921Top 40%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

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