YF

Yasuhide Fujioka

SI Sumitomo Metal Industries: 4 patents #149 of 1,462Top 15%
MC Mitsumi Electric Co.: 2 patents #346 of 935Top 40%
NT Ntn: 2 patents #586 of 1,364Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HS Hitachi Hokkai Semiconductor: 1 patents #44 of 98Top 45%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
Overall (All Time): #655,834 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7987727 Semiconductor pressure sensor and fabrication method thereof 2011-08-02
7624644 Semiconductor pressure sensor and method for manufacturing semiconductor pressure sensor 2009-12-01
6126897 Carburizing steel and steel products manufactured making use of the carburizing steel Kenji Aihara, Kazuhiko Yoshida, Tatsuhiro Goto, Akira Wakita 2000-10-03
5994762 Semiconductor integrated circuit device including boron-doped phospho silicate glass layer and manufacturing method thereof Naokatsu Suwanai 1999-11-30
5853502 Carburizing steel and steel products manufactured making use of the carburizing steel Kenji Aihara, Kazuhiko Yoshida, Tatsuhiro Goto, Akira Wakita 1998-12-29
5684315 Semiconductor memory device including memory cells each having an information storage capacitor component formed over control electrode of cell selecting transistor Hiroyuki Uchiyama, Yoshiyuki Kaneko, Hiroki Soeda, Nozomu Matsuda, Motoko Sawamura 1997-11-04
5449420 High strength steel member with a low yield ratio Yasutaka Okada 1995-09-12
5374322 Method of manufacturing high strength steel member with a low yield ratio Yasutaka Okada 1994-12-20