TO

Toshirou Okamura

HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
📍 Chikusei, JP: #85 of 185 inventorsTop 50%
Overall (All Time): #2,046,112 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8673428 Engraved plate and substrate with conductor layer pattern using the same Susumu Naoyuki, Hisashige Kanbara, Minoru Tosaka, Kyosuke Suzuki, Yoshihito Kikuhara +3 more 2014-03-18
5309632 Process for producing printed wiring board Hiroshi Takahashi, Shin Takanezawa, Masao Kanno, Yorio Iwasaki, Akishi Nakaso +1 more 1994-05-10