TU

Tohru Umeno

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SC Sumitomo Special Metals Co.: 2 patents #96 of 262Top 40%
Overall (All Time): #1,229,813 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8592967 Semiconductor apparatus and power supply circuit 2013-11-26
8004381 Laminated device Yasuhisa Katayama, Takeshi Tachibana 2011-08-23
6000128 Process of producing a multi-layered printed-coil substrate Naoki Arai 1999-12-14
5952909 Multi-layered printed-coil substrate, printed-coil substrates and printed-coil components Naoki Arai 1999-09-14