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Yasuko Yamazaki

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
AC Akebono Brake Industry Co.: 1 patents #169 of 376Top 45%
Overall (All Time): #1,418,790 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11408471 Wear debris collection device, analysis system, wear debris collection method, and analysis method Shigetomo Suzuki, Taro Matsuda, Hidehiko Nakagawa, Atsushi Ueno, Ayumu Okunari 2022-08-09
7983583 Image forming apparatus, image forming method, and computer program product Yuko Ota 2011-07-19
7770880 Image forming apparatus, sheet feeding source selection method, and recording medium 2010-08-10