Yasuyuki Sugano

AK Asahi Kogaku Kabushiki Kaisha: 1 patents #1 of 16Top 7%

AK Asahi Seimitsu Kabushiki Kaisha: 1 patents #1 of 2Top 50%

Overall (1994): #49,574 of 165,921Top 30%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5371630	Zoom lens system	Takayuki Ito	1994-12-06