HI

Hirohiko Izumi

NS Nippon Steel: 6 patents #412 of 4,423Top 10%
UM United Microelectronics: 2 patents #1,942 of 4,560Top 45%
IC International Superconductivity Technology Center: 1 patents #110 of 245Top 45%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
TC Tokyo Seimitsu Co.: 1 patents #110 of 257Top 45%
Overall (All Time): #470,483 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7064029 Semiconductor memory device and method of producing the same Hideki Takeuchi 2006-06-20
6838333 Semiconductor memory device and method of producing the same Hideki Takeuchi 2005-01-04
6648739 Wafer polishing apparatus Satomi Michiya, Takashi Fujita, Minoru Numoto, Mikhail Tuzov 2003-11-18
6461912 Method of fabricating semiconductor storage device having a capacitor Hideki Takeuchi 2002-10-08
6392264 Semiconductor memory device and method of producing the same Hideki Takeuchi 2002-05-21
6255686 Semiconductor storage device including short circuit avoiding structure and method of fabricating thereof Hideki Takeuchi 2001-07-03
6022400 Polishing abrasive grains, polishing agent and polishing method Masatoshi Sakai, Michihiro Yoshinaga 2000-02-08
5877088 Flattening method and apparatus for semiconductor device Yamato Samitsu 1999-03-02
5644151 Semiconductor memory device and method for fabricating the same Shoichi Iwasa 1997-07-01
5306666 Process for forming a thin metal film by chemical vapor deposition 1994-04-26
5281575 Laser ablation method for forming oxide superconducting films Takashi Hase, Tadataka Morishita, Katsumi Ohata 1994-01-25