YI

Yasuo Isono

OC Olympus Optical Co.: 3 patents #20 of 349Top 6%
Overall (1994): #7,389 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5341325 Ferroelectric memory device with crosstalk protection in reading/writing operation Hiroshi Nakano 1994-08-23
5329485 Memory device Masamichi Morimoto, Hiroshi Nakano 1994-07-12
5289408 Memory apparatus using tunnel current techniques Yoshiyuki Mimura, Hiroshi Kajimura, Toshihito Kouchi, Akitoshi Toda, Hiroko Ohta +1 more 1994-02-22