DO

Daisuke OKUYAMA

Dai Nippon Printing Co.: 2 patents #23 of 218Top 15%
Overall (2025): #131,516 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12381136 Lead frame and manufacturing method thereof Masahiro Nagata, Kazuhiro Shinozaki, Masahiro Yamada, Chiaki Hatsuta, Kentarou Seki +2 more 2025-08-05
12243811 Lead frame and manufacturing method thereof Masahiro Nagata, Kazuhiro Shinozaki, Masahiro Yamada, Chiaki Hatsuta, Kentarou Seki +2 more 2025-03-04