MU

Masashi Umehara

KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
TC Toshiba Materials Co.: 4 patents #67 of 197Top 35%
Overall (All Time): #1,171,521 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10790214 Circuit substrate and semiconductor device Takayuki Naba, Hiromasa Kato 2020-09-29
10515868 Circuit substrate and semiconductor device Takayuki Naba, Hiromasa Kato 2019-12-24
10366938 Silicon nitride circuit board and electronic component module using the same Hiromasa Kato, Noboru Kitamori, Takayuki Naba 2019-07-30
10109555 Silicon nitride circuit board and electronic component module using the same Hiromasa Kato, Noboru Kitamori, Takayuki Naba 2018-10-23