SI

Shigeru Iwamoto

PE Pentax: 2 patents #62 of 186Top 35%
Overall (1994): #20,075 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5355192 Automatic focusing apparatus Masahiro Kawasaki, Hiroyuki Takahashi 1994-10-11
5349409 Photographing lens Masahiro Kawasaki, Hiroyuki Takahashi 1994-09-20