YO

Yasuhiro Obara

OB Obara: 2 patents #12 of 35Top 35%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
Overall (All Time): #1,249,025 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7601635 Method of manufacturing a semiconductor device Kentaro Yamada, Masato Takahashi, Tatsuyuki Konagaya, Takeshi Katoh, Masaki Sakashita +2 more 2009-10-13
7256125 Method of manufacturing a semiconductor device Kentaro Yamada, Masato Takahashi, Tatsuyuki Konagaya, Takeshi Katoh, Masaki Sakashita +2 more 2007-08-14
6959228 Method of protecting data stored in a memory of welding controller Daisuke Higuchi, Akihiro Kaburagi 2005-10-25
6813538 Welding system Daisuke Higuchi, Yoshihiro Sato 2004-11-02