TM

Tsutomu Mamiya

HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
📍 Ibaraki, JP: #3,280 of 6,779 inventorsTop 50%
Overall (All Time): #2,271,561 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5646198 Coating composition and antifouling paint Hiroyuki Tanaka, Seiji Tai, Koichi Kamijima, Yumiko Wada, Makoto Murakami +1 more 1997-07-08
5539051 Resin composition for coating and paint Kuniaki Satou, Takashi Amano, Akira HIRONAKA 1996-07-23