YY

Yuudai Yamashita

Dai Nippon Printing Co.: 2 patents #15 of 147Top 15%
PE Pentax: 1 patents #97 of 186Top 55%
Overall (1997): #18,524 of 185,788Top 10%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5678101 Holder assembly for electro-developing recording media and electro-developing type camera with such holder assembly Makoto Mogamiya, Masato Okabe, Hironori Kamiyama, Osamu Shimizu 1997-10-14
5646927 Packaged photographic film with a plurality of liquid crystal recording regions Osamu Shimizu, Minoru Utsumi, Hironori Kamiyama, Shinichi Sakano, Masato Okabe 1997-07-08