Yoshimi Kohayakawa

Canon: 2 patents #487 of 2,200Top 25%

Overall (1997): #19,120 of 185,788Top 15%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5675399	Ophthalmic apparatus	—	1997-10-07
5657116	Ocular lens measuring apparatus	—	1997-08-12