SK

Shitomi Katayama

NC Nhk Spring Co.: 4 patents #5 of 15Top 35%
YC Yokohama Kiko Co.: 4 patents #4 of 11Top 40%
Overall (1982): #1,616 of 81,411Top 2%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4364637 Highly reflective plastic reflector with crystalline inorganic film coating Akira Ohno, Susumu Senaha, Suizo Kyo, Akira Akagami 1982-12-21
4358507 Multi-layer reflectors Susumu Senaha, Suizo Kyo, Susumu Shimomura, Akira Akagami, Hiroshi Imai +2 more 1982-11-09
4341841 Multi-layer coating protective film form Akira Ohno, Suguru Nomura, Susumu Senaha, Suizo Kyo, Susumu Shimomura +2 more 1982-07-27
4340646 Multi-layer reflectors Akira Ohno, Suguru Nomura, Susumu Senaha, Suizo Kyo, Susumu Shimomura +2 more 1982-07-20