Seiji Shimizu

OC Olympus Optical Co.: 1 patents #130 of 349Top 40%

📍 Ogaki, JP: #2 of 4 inventorsTop 50%

Overall (1994): #69,838 of 165,921Top 45%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5349474	Rear converter lens	Masaru Takashima	1994-09-20