YM

Yasuo Maekawa

CC Citizen Watch Co.: 1 patents #8 of 40Top 20%
Overall (1982): #22,505 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4313187 Water resisting crown structure for electronic wristwatches Masahiko Waki 1982-01-26