IH

Isahiro Hasegawa

KT Kabushiki Kaisha Toshiba: 22 patents #1,311 of 21,451Top 7%
TL Tokyo Electron Limited: 20 patents #275 of 5,567Top 5%
EC Ebara Refrigeration Equipment & Systems Co.: 4 patents #2 of 17Top 15%
CK Ckd: 3 patents #72 of 332Top 25%
EB Ebara: 3 patents #598 of 1,611Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Tdk: 1 patents #2,493 of 3,796Top 70%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
📍 Nerima, NY: #1 of 1 inventorsTop 100%
Overall (All Time): #112,209 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
11796247 Temperature control system Akihiro Ito, Norio Kokubo, Masayuki Kouketsu, Toshiharu Nakazawa, Keisuke Takanashi +1 more 2023-10-24
11788777 Temperature control system and integrated temperature control system Akihiro Ito, Norio Kokubo, Masayuki Kouketsu, Toshiharu Nakazawa, Keisuke Takanashi +1 more 2023-10-17
11703284 Temperature control system and integrated temperature control system Akihiro Ito, Norio Kokubo, Masayuki Kouketsu, Toshiharu Nakazawa, Keisuke Takanashi +1 more 2023-07-18
11656016 Cooling system that comprises multiple cooling apparatus and reduces power consumption Akihiro Ito, Norio Kokubo, Masayuki Kouketsu, Toshiharu Nakazawa, Keisuke Takanashi +1 more 2023-05-23
9922991 Semiconductor memory device and method for manufacturing same Tetsuya Kamigaki, Shinichi Ito, Soichi Inoue, Tatsuhiko Higashiki, Kei Hattori +2 more 2018-03-20
6261428 Magnetron plasma process apparatus Toshihisa Nozawa, Keiji Horioka 2001-07-17
5888338 Magnetron plasma processing apparatus and processing method Hiromi Harada, Sinji Kubota, Hiromi Kumagai, Junichi Arami, Keiji Horioka +3 more 1999-03-30
5698070 Method of etching film formed on semiconductor wafer Yoshihisa Hirano, Yoshifumi Tahara, Hiroshi Nishikawa, Keiji Horioka 1997-12-16
5667622 In-situ wafer temperature control apparatus for single wafer tools Karl Paul Muller, Bernhard L. Poschenriedes, Hans-Joerg Timme, Theodore G. van Kessel 1997-09-16
5660744 Plasma generating apparatus and surface processing apparatus Makoto Sekine, Keiji Horioka, Haruo Okano, Katsuya Okumura, Masaki Narita 1997-08-26
5660671 Magnetron plasma processing apparatus and processing method Hiromi Harada, Sinji Kubota, Hiromi Kumagai, Junichi Arami, Keiji Horioka +3 more 1997-08-26
5539179 Electrostatic chuck having a multilayer structure for attracting an object Toshihisa Nozawa, Junichi Arami, Shinji Kubota, Katsuya Okumura 1996-07-23
5474643 Plasma processing apparatus Junichi Arami, Tamio Endo, Shiro Koyama, Kazuo Kikuchi, Teruaki Shiraishi +3 more 1995-12-12
5444207 Plasma generating device and surface processing device and method for processing wafers in a uniform magnetic field Makoto Sekine, Keiji Horioka, Haruo Okano, Katsuya Okumura, Masaki Narita 1995-08-22
5387893 Permanent magnet magnetic circuit and magnetron plasma processing apparatus Masami Oguriyama, Haruo Okano, Junichi Arami, Hiromi Harada 1995-02-07
5376211 Magnetron plasma processing apparatus and processing method Hiromi Harada, Sinji Kubota, Hiromi Kumagai, Junichi Arami, Keiji Horioka +3 more 1994-12-27
5356515 Dry etching method Yoshifumi Tahara, Yoshihisa Hirano, Masahiro Ogasawara, Keiji Horioka, Takaya Matsushita 1994-10-18
5310454 Dry etching method Tokuhisa Ohiwa, Hisataka Hayashi, Keiji Horioka, Haruo Okano, Takaya Matsushita +1 more 1994-05-10
5302236 Method of etching object to be processed including oxide or nitride portion Yoshifumi Tahara, Yoshihisa Hirano, Keiji Horioka 1994-04-12
5290381 Plasma etching apparatus Toshihisa Nozawa, Junichi Arami, Keiji Horioka 1994-03-01
5289152 Permanent magnet magnetic circuit Masami Oguriyama, Yoshio Ishigaki, Haruo Okano, Jun-ichi Arami, Hiromi Harada 1994-02-22
5271788 Plasma processing apparatus Makoto Hasegawa, Takaya Matsushita, Keiji Horioka, Toshihisa Nozawa, Yoshio Ishikawa +2 more 1993-12-21
5270266 Method of adjusting the temperature of a semiconductor wafer Yoshihisa Hirano, Yoshifumi Tahara, Keiji Horioka 1993-12-14
5255153 Electrostatic chuck and plasma apparatus equipped therewith Toshihisa Nozawa, Junichi Arami, Katsuya Okumura 1993-10-19
5236556 Plasma apparatus Takashi Yokota, Shiro Koyama, Haruo Okano 1993-08-17