HN

Hirotsugu Nakazawa

OC Olympus Optical Co.: 2 patents #56 of 280Top 20%
Overall (1989): #25,740 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4885600 Zoom mechanism for a zoom lens in cameras and the like Kazuyuki Iwasa 1989-12-05
4849781 Range detector Mitsugi Fukushima 1989-07-18