AN

Akio Nishizawa

NI Nikon: 3 patents #74 of 390Top 20%
Overall (1997): #18,344 of 185,788Top 10%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5678094 Camera equipped with a function to prevent displacement of a frame Noriyasu Kotani 1997-10-14
5659832 Variable camera viewfinder corresponding to variable camera aperture Hiroshi Terunuma, Isao Soshi, Noriyasu Kotani 1997-08-19
5655172 Camera having film cartridge chamber distinguishable from battery chamber Junici Omi, Daiki Tsukahara 1997-08-05