YM

Yutaka Mizukuchi

CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
Overall (All Time): #2,362,805 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4390467 Liquid crystal compositions 1983-06-28
4216109 Liquid crystal composition and method for making same 1980-08-05