AO

Asahiko Okada

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,649,224 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5583944 Speaker Yukinori Morohoshi, Yoshinobu Sengiku, Teru Kawahara, Manabu Muraoka, Eiichi Morimoto +1 more 1996-12-10
5455867 Speaker apparatus and television receiver using the same Hideaki Inoue, Kiyoshi Ohhashi, Takashi Sabato, Tomio Shiota 1995-10-03
5229555 Speaker system and TV with the same Hideaki Inoue, Kiyoshi Ohashi, Hiroshi Koshiishi, Toshiharu Takahashi 1993-07-20