KO

Kazuma Ohba

NI Ngk Insulators: 3 patents #780 of 2,083Top 40%
📍 Handa, JP: #115 of 266 inventorsTop 45%
Overall (All Time): #1,421,322 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11456189 Member for semiconductor manufacturing apparatuses Tetsuya Kawajiri, Takashi Kataigi 2022-09-27
10037910 Wafer holder and method for manufacturing the same Takuya Yanoh, Tetsuya Kawajiri, Hideyoshi Tsuruta 2018-07-31
8361271 Ceramic-metal bonded body and method of producing the same Yasufumi Aihara, Hiroya SUGIMOTO, Shunsuke Tanaka, Jyunya WAKI 2013-01-29