YH

Yoshiaki Hirai

SK Senju Seiyaku Kabushiki Kaisha: 2 patents #1 of 2Top 50%
UN Unknown: 2 patents #39 of 2,107Top 2%
Overall (1997): #19,226 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5694196 Experimental instrument for examining permeability of a flowing cornea and an experimental unit using said experimental instrument Kakuji Tojo 1997-12-02
5599175 Micro flow controlling pump Kakuji Tojo 1997-02-04