KH

Keisuke Hirata

Overall (All Time): #1,644,034 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5643300 Eardrum undersurface scraper 1997-07-01
5501700 Eardrum perforation patch and eardrum undersurface scraper 1996-03-26
4602501 Rheometer 1986-07-29