YK

Yukiaki Koyanagi

NC Nippon Electric Co.: 2 patents #117 of 792Top 15%
Overall (All Time): #2,362,611 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4389126 Serial impact printer having two printing modes Yoshikiyo Honma, Jun Shimogawara, Muneyoshi Nagata, Yukihiko Oka, Yukiyoshi Hosoya +1 more 1983-06-21
4388009 Cooling system for a line printer Ikuo Kumagai, Hiroshi Hidaka 1983-06-14