KA

Koji Arita

Sumitomo Electric Industries: 3 patents #122 of 1,892Top 7%
📍 Kobe, CO: #1 of 1 inventorsTop 100%
Overall (1994): #11,224 of 165,921Top 7%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5370811 Working fluid containing tetrafluoroethane Yuji Yoshida, Masami Funakura 1994-12-06
5304319 Working fluid Yuji Yoshida, Masami Funakura 1994-04-19
5299428 Environmental control system and method Mariko Kawaguri, Nobuyuki Yoshiike, Susumu Kobayashi, Katsuya Morinaka 1994-04-05