YO

Yutaka Okamoto

KT Kabushiki Kaisha Toshiba: 2 patents #169 of 1,730Top 10%
Overall (1997): #18,630 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5615165 Non-volatile semiconductor memory device and memory system using the same Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Hiroto Nakai, Yoshiyuki Tanaka +8 more 1997-03-25
5611067 Nonvolatile semiconductor memory device having means for selective transfer of memory block contents and for chaining together unused memory blocks Yoshiyuki Tanaka 1997-03-11