HS

Hideaki Sugihara

SI Sumitomo Rubber Industries: 2 patents #20 of 126Top 20%
Overall (2002): #62,166 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6450225 Noise damper for pneumatic tire Naoki Yukawa, Masami Nishikawa, Chieko Aoki 2002-09-17
6340041 Pneumatic tire including two wide circumferential grooves Koji Ohkita 2002-01-22