KK

Ken Kitahara

SU Sumco: 3 patents #3 of 43Top 7%
Overall (2016): #65,995 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9527763 Method of manufacturing composite crucible Toshiaki Sudo, Takuma Yoshioka 2016-12-27
9347148 Vitreous silica crucible with specific ratio of transparent layer and bubble-containing layer thicknesses Toshiaki Sudo, Koichi Suzuki, Shinsuke Yamazaki 2016-05-24
9266763 Composite crucible and method of manufacturing the same Toshiaki Sudo, Takuma Yoshioka 2016-02-23