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USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuo Ono — 64 Patents

HHHitachi High-Technologies: 29 patents #76 of 1,917Top 4%
Hitachi: 27 patents #1,105 of 28,497Top 4%
MMMitsubishi Mining: 6 patents #101 of 2,247Top 5%
NCNippon Oil & Fats Co.: 1 patents #173 of 409Top 45%
CHChiyoda: 1 patents #141 of 358Top 40%
TCTeraoka Seiko Co.: 1 patents #21 of 49Top 45%
Overall (All Time): #34,494 of 4,157,543Top 1%
64 Patents All Time
Tetsuo Ono has been granted 64 US patents while listed as an inventor at Hitachi. The first was granted in 1986 and the most recent in September 2024. Tetsuo Ono ranks #34,494 of 4,157,543 US inventors in our database (top 0.83%). Patent records list Tetsuo Ono in Kudamatsu, MH, JP.

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12094687 Plasma processing apparatus and plasma processing method Masayuki Shiina, Naoki Yasui 2024-09-17
11658011 Plasma processing apparatus Yoshiharu Inoue, Michikazu Morimoto, Masaki Fujii, Masakazu Miyaji 2023-05-23
11417501 Plasma processing apparatus and plasma processing method Masayuki Shiina, Naoki Yasui 2022-08-16
11018014 Dry etching method Ze Shen, Hisao Yasunami 2021-05-25
10727088 Plasma processing apparatus and plasma processing method Michikazu Morimoto, Yasuo Ohgoshi, Yuuzou Oohirabaru 2020-07-28
10600619 Plasma processing apparatus Yoshiharu Inoue, Michikazu Morimoto, Masaki Fujii, Masakazu Miyaji 2020-03-24
10559481 Plasma processing apparatus and plasma processing method Michikazu Morimoto, Yasuo Ohgoshi, Yuuzou Oohirabaru 2020-02-11
10522331 Plasma processing apparatus Yasuo Ohgoshi, Michikazu Morimoto, Yuuzou Oohirabaru 2019-12-31
10121640 Method and apparatus for plasma processing Satoru Muto, Yasuo Ohgoshi, Hirofumi Eitoku 2018-11-06
10090162 Plasma processing method and plasma processing device Junya Tanaka 2018-10-02
9514967 Plasma processing apparatus Yasuo Ohgoshi, Michikazu Morimoto, Yuuzou Oohirabaru 2016-12-06
9349603 Plasma processing method Yoshiharu Inoue, Michikazu Morimoto, Masaki Fujii, Masakazu Miyaji 2016-05-24
9305803 Plasma processing apparatus and plasma processing method Michikazu Morimoto, Yasuo Ohgoshi, Yuuzou Oohirabaru 2016-04-05
8969211 Method and apparatus for plasma processing Satoru Muto, Yasuo Ohgoshi, Hirofumi Eitoku 2015-03-03
8889024 Plasma etching method Tomoyuki Watanabe, Michikazu Morimoto, Mamoru Yakushiji 2014-11-18
8828254 Plasma processing method Yoshiharu Inoue, Michikazu Morimoto, Masaki Fujii, Masakazu Miyaji 2014-09-09
8801951 Plasma processing method Yoshiharu Inoue, Michikazu Morimoto, Tsuyoshi Matsumoto, Tadamitsu Kanekiyo, Mamoru Yakushiji +1 more 2014-08-12
8741166 Plasma etching method Tomoyuki Watanabe, Michikazu Morimoto, Mamoru Yakushiji 2014-06-03
8580131 Plasma etching method Tomoyuki Watanabe, Mamoru Yakushiji, Michikazu Morimoto 2013-11-12
8501608 Method for processing semiconductor device Tetsu Morooka 2013-08-06
8440513 Method of semiconductor processing Go Saito 2013-05-14
8365993 Self scanning system Kazuharu Teraoka, Ryouichi Katata 2013-02-05
8071397 Semiconductor fabricating apparatus with function of determining etching processing state Tatehito Usui, Motohiko Yoshigai, Kazuhiro Jyouo 2011-12-06 $158,000
7771607 Plasma processing apparatus and plasma processing method Tsutomu Tetsuka, Kazuyuki Ikenaga, Motohiko Yoshigai, Naoshi Itabashi 2010-08-10 $54,000
7611993 Plasma processing method and plasma processing apparatus Katsumi Setoguchi, Hideyuki Yamamoto 2009-11-03 $81,000