Growing community of inventors

Kasama, Japan

Kouji Kimijima

Average Co-Inventor Count = 3.38

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 46

Kouji Kimijima ↔ Yuuji Akutsu (2 patents)Kouji Kimijima ↔ Kazuhiko Hiraoka (1 patent)Kouji Kimijima ↔ Wataru Isaka (1 patent)Kouji Kimijima ↔ Hirofumi Oouchi (1 patent)Kouji Kimijima ↔ Akira Shimohira (1 patent)Kouji Kimijima ↔ Hiroaki Yada (1 patent)Kouji Kimijima ↔ Seiji Nakagawa (1 patent)Kouji Kimijima ↔ Kouji Takehi (1 patent)Kouji Kimijima ↔ Katsuhisa Onoguchi (1 patent)Kouji Kimijima ↔ Tadashi Koseki (1 patent)Kouji KimijimaKouji Kimijima (2 patents)Yuuji AkutsuYuuji Akutsu (2 patents)Kazuhiko HiraokaKazuhiko Hiraoka (39 patents)Wataru IsakaWataru Isaka (10 patents)Hirofumi OouchiHirofumi Oouchi (7 patents)Akira ShimohiraAkira Shimohira (5 patents)Hiroaki YadaHiroaki Yada (3 patents)Seiji NakagawaSeiji Nakagawa (2 patents)Kouji TakehiKouji Takehi (1 patent)Katsuhisa OnoguchiKatsuhisa Onoguchi (1 patent)Tadashi KosekiTadashi Koseki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Construction Machinery Co., Ltd. (2 from 1,504 patents)


2 patents:

1. 9056547 - Work machine

2. D693853 - Wheel loader

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1/4/2026
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