KA

Keiichi Arai

OC Olympus Optical Co.: 2 patents #47 of 398Top 15%
Overall (2002): #55,835 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6458074 Endoscope Raifu Matsui, Ryuta Sekine 2002-10-01
6352503 Endoscopic surgery apparatus Raifu Matsui, Ryuta Sekine 2002-03-05