MH

Masaki Hirayama

TL Tokyo Electron Limited: 38 patents #81 of 5,567Top 2%
UN Unknown: 36 patents #54 of 83,584Top 1%
TU Tohoku University: 17 patents #11 of 1,680Top 1%
Sharp Kabushiki Kaisha: 11 patents #1,520 of 10,731Top 15%
Canon: 10 patents #6,241 of 19,416Top 35%
TO Tadahiro Ohmi: 6 patents #3 of 65Top 5%
SC Sumitomo Osaka Cement Co.: 2 patents #133 of 327Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
AB Asm Ip Holding B.V.: 2 patents #310 of 620Top 50%
OR Organo: 2 patents #52 of 167Top 35%
FV Future Vision: 1 patents #7 of 35Top 20%
HC Hitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%
Overall (All Time): #22,493 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 26–50 of 80 patents

Patent #TitleCo-InventorsDate
7819082 Plasma processing apparatus Tadahiro Ohmi 2010-10-26
7723637 Plasma processing apparatus Tadahiro Ohmi, Takahiro Horiguchi 2010-05-25
7718484 Method of forming a dielectic film that contains silicon, oxygen and nitrogen and method of fabricating a semiconductor device that uses such a dielectric film Tadahiro Ohmi, Shigetoshi Sugawa, Yasuyuki Shirai 2010-05-18
7670454 Plasma processing apparatus Tadahiro Ohmi, Shigetoshi Sugawa, Tetsuya Goto 2010-03-02
7538012 Fluorine-containing carbon film forming method Tadahiro Ohmi 2009-05-26
7520245 Plasma processing apparatus Tadahiro Ohmi 2009-04-21
7478609 Plasma process apparatus and its processor Naoko Yamamoto, I'atsushi Yamamoto, I'adahiro Ohmi 2009-01-20
7439121 Dielectric film and method of forming it, semiconductor device, non-volatile semiconductor memory device, and production method for semiconductor device Tadahiro Ohmi, Shigetoshi Sugawa, Yasuyuki Shirai 2008-10-21
7432468 Plasma processing apparatus and plasma processing method Shinsuke Oka, Takahiro Horiguchi, Kazuaki Nishimura, Masayuki Kitamura, Tadahiro Ohmi 2008-10-07
7404991 Device and control method for micro wave plasma processing Tadahiro Ohmi, Shigetoshi Sugawa, Tetsuya Goto 2008-07-29
7374620 Substrate processing apparatus Tadahiro Ohmi 2008-05-20
7329609 Substrate processing method and substrate processing apparatus Tadahiro Ohmi, Shigetoshi Sugawa 2008-02-12
7325511 Microwave plasma processing apparatus, microwave processing method and microwave feeding apparatus Naohisa Goto, Tadahiro Ohmi, Tetsuya Goto 2008-02-05
7312415 Plasma method with high input power Tadahiro Ohmi, Takahisa Nitta, Haruyuki Takano, Ryu Kaiwara 2007-12-25
7141756 Microwave plasma processing apparatus, plasma ignition method, plasma forming method, and plasma processing method Tadahiro Ohmi, Shigetoshi Sugawa, Tetsuya Goto 2006-11-28
7115184 Plasma processing device Tadahiro Ohmi, Shigetoshi Sugawa, Tetsuya Goto 2006-10-03
7097735 Plasma processing device Tadahiro Ohmi, Shigetoshi Sugawa, Tetsuya Goto 2006-08-29
7083701 Device and method for plasma processing, and slow-wave plate Tadahiro Ohmi, Shigetoshi Sugawa, Tetsuya Goto 2006-08-01
7000419 High-efficiency gas temperature/humidity controlling device and controlling method Tadahiro Ohmi, Yasuyuki Shirai, Hideo Hanaoka, Takeshi Honma, Hirokazu Suzuki +2 more 2006-02-21
6975018 Semiconductor device Tadahiro Ohmi, Shigetoshi Sugawa, Yasuyukil Shirai 2005-12-13
6929830 Plasma treatment method and method of manufacturing optical parts using the same Goushu Tei, Nobuyoshi Tanaka, Tadahiro Ohmi 2005-08-16
6896490 Vacuum apparatus Tadahiro Ohmi 2005-05-24
6893970 Plasma processing method Norio Kanetsuki, Tatsushi Yamamoto, Tadahiro Ohmi 2005-05-17
6866747 Plasma processing apparatus Takamitsu Tadera, Tatsushi Yamamoto, Tadahiro Ohmi 2005-03-15
6847672 Laser gas supply path structure in an exposure apparatus Tadahiro Ohmi, Hiroshi Osawa, Nobuyoshi Tanaka, Kazuhide Ino, Toshikuni Shinohara +1 more 2005-01-25