HH

Hirotaka Hagihara

TC Toshiba Ceramics Co.: 2 patents #107 of 458Top 25%
📍 Yamagata, JP: #173 of 482 inventorsTop 40%
Overall (All Time): #2,160,220 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7255775 Semiconductor wafer treatment member Masanari Yokogawa, Shinya Wagatsuma, Koutarou Kitayama, Chieko Fujiwara 2007-08-14
6363098 Carbon electrode for melting quartz glass and method of fabricating thereof Takakazu Mori, Atsuro Miyao, Kiyoaki Misu, Shinya Wagatsuma, Shunichi Suzuki 2002-03-26