HM

Hirofumi Matsuo

PE Pentax: 3 patents #27 of 186Top 15%
Overall (1997): #15,705 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5673099 Lens shutter camera including zoom lens Keisuke Haraguchi, Shinsuke Kohmoto, Takeo Kobayashi, Shigeru Kondoh, Hideki Ohkubo +6 more 1997-09-30
5625487 Device for adjusting the diopter setting of a finder assembly Sachio Hasushita, Tetsuya Abe, Shuji Yoneyama, Ryota Ogawa, Ichiro Taguchi +1 more 1997-04-29
5621568 Device for adjusting the diopter setting of a finder assembly Sachio Hasushita, Tetsuya Abe, Shuji Yoneyama, Ryota Ogawa, Ichiro Taguchi +1 more 1997-04-15