SK

Sachiko Kimura

Ricoh Company: 1 patents #232 of 695Top 35%
Overall (1997): #81,240 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5610853 Ferroelectric material, and semiconductor memory, optical recording medium and micro-displacement control device using the ferroelectric material Yoshikazu Akiyama 1997-03-11