YO

Yoshifumi Ogawa

HI Hitachi: 20 patents #1,757 of 28,497Top 7%
HH Hitachi High-Technologies: 5 patents #776 of 1,917Top 45%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
📍 Hikari, JP: #5 of 125 inventorsTop 4%
Overall (All Time): #130,374 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
11835465 Detecting method and detecting device of gas components and processing apparatus using detecting device of gas components Yutaka Kouzuma, Masaru Izawa 2023-12-05
D924824 Ion shield plate base for semiconductor manufacturing apparatus Yutaka Kouzuma, Kazuyuki Hirozane, Michiaki Kobayashi 2021-07-13
10121686 Vacuum processing apparatus Masanori Kadotani, Masakazu Isozaki, Nobuhide Nunomura 2018-11-06
9273394 Plasma processing apparatus and diagnosis method thereof Masahiro Nagatani 2016-03-01
9245780 Vacuum processing apparatus and operating method of the same Takahiro Shimomura, Susumu Tauchi 2016-01-26
6899789 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2005-05-31
6676805 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2004-01-13
6645871 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2003-11-11
6610170 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2003-08-26
6610171 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2003-08-26
6544379 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2003-04-08
6524428 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2003-02-25
6336991 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2002-01-08
6221201 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2001-04-24
6048434 Substrate holding system including an electrostatic chuck Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 2000-04-11
5985035 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 1999-11-16
5961774 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 1999-10-05
5906684 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 1999-05-25
5821622 Liquid crystal display device Yoshiko Tsuji, Mitsushi Ikeda, Hisao Toeda, Toshiyuki Oka 1998-10-13
5792304 Method of holding substrate and substrate holding system Naoyuki Tamura, Kazue Takahashi, Youichi Ito, Hiroyuki Shichida, Tsunehiko Tsubone 1998-08-11
5738948 Electrode-wiring material and electrode-wiring substrate using the same Mitsushi Ikeda, Yoshiko Tsuji, Yujiro Hara, Masaki Atsuta, Toshiyuki Oka +1 more 1998-04-14
5685684 Vacuum processing system Shigekazu Kato, Naoyuki Tamura, Kouji Nishihata, Tsunehiko Tsubone, Atsushi Itou +1 more 1997-11-11
5646489 Plasma generator with mode restricting means Yutaka Kakehi, Yoshinao Kawasaki, Keizo Suzuki, Kazuo Nojiri, Hiromichi Enami +2 more 1997-07-08
5433789 Methods and apparatus for generating plasma, and semiconductor processing methods using mode restricted microwaves Yutaka Kakehi, Yoshinao Kawasaki, Keizo Suzuki, Kazuo Nojiri, Hiromichi Enami +2 more 1995-07-18
5296653 Device having a multi-layered conductor structure Toshiya Kiyota, Mitsushi Ikeda, Meiko Ogawa, Michio Murooka 1994-03-22