HK

Hitomi Katayama

NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
YC Yokohama Kiko Co.: 1 patents #10 of 15Top 70%
Overall (All Time): #4,075,398 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4348463 Reflector Akira Ohno, Suguru Nomura, Susumu Senaha, Suizo Kyo, Susumu Shmomura +2 more 1982-09-07