KO

Kiyoteru Osawa

KA Kao: 2 patents #1,388 of 3,221Top 45%
Overall (All Time): #2,206,897 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6630768 Ultrasonic cleaning apparatus and ultrasonic cleaning method Takahisa Yamashiro, Noriyuki Kitaori, Masayasu Sato 2003-10-07
6493289 Ultrasonic cleaning apparatus Noriyuki Kitaori, Takahisa Yamashiro, Takeshi Miyamura, Masayasu Sato 2002-12-10