Akihiko Kotani

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%

📍 Nara, JP: #51 of 327 inventorsTop 20%

Overall (2004): #74,320 of 270,089Top 30%

Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D494721	Motorized floor mop	—	2004-08-17
D488876	Flashlight	—	2004-04-20