AA

Akihiko Arai

HC Hoyu Co.: 1 patents #13 of 50Top 30%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #2,097,575 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8288329 Hair-treatment composition and hair-treatment method using same Masakatsu Hata 2012-10-16
4899028 Suction and exhaust system of a heat cooking apparatus Kazuichi Okada, Tetsuo Kamo, Eiji Shiota 1990-02-06