TT

Tsutomu Tetsuka

HH Hitachi High-Technologies: 16 patents #180 of 1,917Top 10%
HI Hitachi: 12 patents #3,472 of 28,497Top 15%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
Overall (All Time): #136,533 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
12051560 Ion gun and ion milling machine Kengo Asai, Hisayuki Takasu, Toru Iwaya 2024-07-30
10796884 Plasma processing apparatus Makoto Satake, Tadayoshi Kawaguchi 2020-10-06
10229813 Plasma processing apparatus with lattice-like faraday shields Tadayoshi Kawaguchi, Ryoji Nishio 2019-03-12
10217613 Plasma processing apparatus Tetsuo Kawanabe, Takumi Tandou, Naoki Yasui 2019-02-26
9097754 Method of manufacturing magnetoresistive element Makoto Satake, Jun Hayakawa, Takeshi Shimada, Naohiro Yamamoto, Atsushi Yoshida 2015-08-04
8926790 Plasma processing apparatus Toshio Masuda, Naoshi Itabashi, Masanori Kadotani, Takashi Fujii 2015-01-06
8425786 Plasma etching method and plasma etching apparatus Makoto Satake, Kenji Maeda, Kenetsu Yokogawa, Tatehito Usui, Ryoji Nishio 2013-04-23
8282767 Plasma processing apparatus Naoshi Itabashi, Seiichiro Kanno, Motohiko Yoshigai 2012-10-09
8024831 Cleaning method Kazuyuki Ikenaga, Muneo Furuse 2011-09-27
8006340 Cleaning apparatus Kazuyuki Ikenaga, Muneo Furuse 2011-08-30
7931776 Plasma processing apparatus Naoshi Itabashi, Seiichiro Kanno, Motohiko Yoshigai 2011-04-26
7908104 Plasma processing apparatus and method for detecting status of said apparatus Naoshi Itabashi, Atsushi Itou 2011-03-15
7771607 Plasma processing apparatus and plasma processing method Kazuyuki Ikenaga, Tetsuo Ono, Motohiko Yoshigai, Naoshi Itabashi 2010-08-10
7601241 Plasma processing apparatus and plasma processing method Kazuyuki Ikenaga, Tetsuo Ono, Motohiko Yoshigai, Naoshi Itabashi 2009-10-13
6899766 Diagnosis method for semiconductor processing apparatus Go Miya, Junichi Tanaka, Hideyuki Yamamoto 2005-05-31
6866744 Semiconductor processing apparatus and a diagnosis method therefor Go Miya, Junichi Tanaka, Hideyuki Yamamoto 2005-03-15
6846363 Plasma processing apparatus and method Hideyuki Kazumi, Ryoji Nishio, Masatsugu Arai, Ken Yoshioka, Tsunehiko Tsubone +4 more 2005-01-25
6833051 Plasma processing apparatus and method Hideyuki Kazumi, Ryoji Nishio, Masatsugu Arai, Ken Yoshioka, Tsunehiko Tsubone +4 more 2004-12-21
6755935 Plasma processing apparatus Hideyuki Kazumi, Ichiro Sasaki, Kenji Maeda, Hironobu Kawahara 2004-06-29
6756737 Plasma processing apparatus and method Akira Doi, Ken Yoshioka, Manabu Edamura, Hideyuki Kazumi, Saburou Kanai +3 more 2004-06-29
6716301 Semiconductor manufacturing apparatus and method of processing semiconductor wafer using plasma, and wafer voltage probe Seiichiro Kanno, Ryoji Nishio, Junichi Tanaka, Hideyuki Yamamoto, Kazuyuki Ikenaga +1 more 2004-04-06
6499424 Plasma processing apparatus and method Hideyuki Kazumi, Ryoji Nishio, Masatsugu Arai, Ken Yoshioka, Tsunehiko Tsubone +4 more 2002-12-31
6481370 Plasma processsing apparatus Hideyuki Kazumi, Ryoji Nishio, Masatsugu Arai, Ken Yoshioka, Tsunehiko Tsubone +4 more 2002-11-19
6427621 Plasma processing device and plasma processing method Masato Ikegawa, Ichiro Sasaki, Tatehito Usui, Hironobu Kawahara 2002-08-06
6388382 Plasma processing apparatus and method Akira Doi, Ken Yoshioka, Manabu Edamura, Hideyuki Kazumi, Saburou Kanai +3 more 2002-05-14