YK

Yuji Katsuda

NI Ngk Insulators: 2 patents #45 of 196Top 25%
Overall (2003): #34,781 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6632549 Corrosion-resistant member, wafer-supporting member, and method of manufacturing the same Tsuneaki Ohashi, Kiyoshi Araki, Sadanori Shimura 2003-10-14
6607836 Material of low volume resistivity, an aluminum nitride sintered body and a member used for the production of semiconductors Jun Yoshikawa, Masaaki Masuda, Chikashi Ihara 2003-08-19