YN

Yasuhisa Nishi

DK Denki Kagaku Kogyo: 3 patents #1 of 48Top 3%
Overall (2011): #31,965 of 364,097Top 9%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8063120 Ceramic powder and use thereof Takashi Fukuda 2011-11-22
8053495 Ceramic powder and applications thereof Mitsuyoshi Iwasa 2011-11-08
8048817 Amorphous silica powder, process for its production, and sealing material for semiconductors Tohru Umezaki 2011-11-01