IT

Isao Tomita

Mitsubishi Electric: 25 patents #671 of 25,717Top 3%
NE Nec: 11 patents #1,181 of 14,502Top 9%
MT Mitsubishi Heavy Industries Engine & Turbocharger: 10 patents #17 of 278Top 7%
JM Jx Metals: 1 patents #22 of 59Top 40%
JM Jx Nippon Mining & Metals: 1 patents #167 of 262Top 65%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #48,719 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 1–25 of 53 patents

Patent #TitleCo-InventorsDate
12372093 Centrifugal compressor and turbocharger Kenichiro Iwakiri 2025-07-29
12123074 Method for dissolving lithium compound, method for manufacturing lithium carbonate, and method for recovering lithium from lithium ion secondary cell scrap Hirotaka ARIYOSHI, Hiroshi Abe 2024-10-22
11976667 Centrifugal compressor and turbocharger Kenichiro Iwakiri, Masaki Tojo, Takashi Yoshimoto 2024-05-07
11970405 Method for producing lithium carbonate Hirotaka ARIYOSHI, Hiroshi Abe 2024-04-30
11909448 Single-fiber bi-directional optical transceiver sub-assembly 2024-02-20
11899256 Pluggable optical module and optical communication system 2024-02-13
11835058 Impeller and centrifugal compressor Hironori Honda, Nao Taniguchi, Fumito Hiratani, Tetsuya Matsuo, Taiyo Shirakawa 2023-12-05
11725668 Centrifugal compressor and turbocharger Kenichiro Iwakiri 2023-08-15
11718895 Method for dissolving lithium compound, method for manufacturing lithium carbonate, and method for recovering lithium from lithium ion secondary cell scrap Hirotaka ARIYOSHI, Hiroshi Abe 2023-08-08
11606144 Pluggable optical module and optical communication system 2023-03-14
11533109 Optical communication system, optical transceiver, optical communication method, and non-transitory computer readable medium 2022-12-20
11401828 Asymmetric turbomachinery housing for thermal expansion Reiko Takashima, Yutaka Fujita 2022-08-02
11342991 Pluggable optical module, optical communication system, and control method of pluggable optical module 2022-05-24
11261878 Vaned diffuser and centrifugal compressor Yoshihiro Ishikawa, Kenichiro Iwakiri 2022-03-01
11078922 Scroll casing and centrifugal compressor Kenichiro Iwakiri, Takashi Shiraishi 2021-08-03
11067094 Compressor scroll and centrifugal compressor Kenichiro Iwakiri 2021-07-20
11066982 Centrifugal compressor and turbocharger Yoshihiro Hayashi 2021-07-20
10917172 Pluggable optical module, optical communication system, and control method of pluggable optical module 2021-02-09
10890726 Pluggable optical module and optical communication system 2021-01-12
10837297 Centrifugal compressor and turbocharger Kenichiro Iwakiri 2020-11-17
10801514 Impeller wheel and centrifugal compressor having impeller wheel Teng Cao, Liping Xu, Tadashi KANZAKA 2020-10-13
10683870 Impeller cover, rotary machine, and impeller cover manufacturing method Ryoji OKABE, Yasunori Watanabe, Takashi Arai, Hiroyuki Arimizu 2020-06-16
10655637 Scroll casing and centrifugal compressor Kenichiro Iwakiri, Takashi Shiraishi 2020-05-19
10644478 Light source module and method of manufacturing light source module 2020-05-05
10473207 Oil-drain device for thrust bearing device and turbocharger provided with the same Tadasuke Nishioka, Yosuke Danmoto, Takashi NAMBU, Yoji Akiyama, Yuya Kojima +4 more 2019-11-12