Growing community of inventors

Kariya, Japan

Hirofumi Ikeuchi

Average Co-Inventor Count = 4.48

ph-index = 3

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 = 17

Hirofumi Ikeuchi ↔ Hirokazu Shibata (3 patents)Hirofumi Ikeuchi ↔ Tsutomu Yoshikawa (3 patents)Hirofumi Ikeuchi ↔ Takao Yagami (3 patents)Hirofumi Ikeuchi ↔ Naoyuki Aoki (1 patent)Hirofumi Ikeuchi ↔ Tatsuya Seto (1 patent)Hirofumi Ikeuchi ↔ Hiroshi Niimi (1 patent)Hirofumi Ikeuchi ↔ Masaaki Muraki (1 patent)Hirofumi Ikeuchi ↔ Ryouichi Nishikawa (1 patent)Hirofumi Ikeuchi ↔ Kozo Ono (1 patent)Hirofumi IkeuchiHirofumi Ikeuchi (4 patents)Hirokazu ShibataHirokazu Shibata (10 patents)Tsutomu YoshikawaTsutomu Yoshikawa (6 patents)Takao YagamiTakao Yagami (3 patents)Naoyuki AokiNaoyuki Aoki (6 patents)Tatsuya SetoTatsuya Seto (4 patents)Hiroshi NiimiHiroshi Niimi (2 patents)Masaaki MurakiMasaaki Muraki (1 patent)Ryouichi NishikawaRyouichi Nishikawa (1 patent)Kozo OnoKozo Ono (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Denso Corporation (3 from 19,697 patents)

2. Nippondenso Co., Ltd. (1 from 3,252 patents)


4 patents:

1. 6267072 - Indicating instrument

2. 6210011 - Indicating instrument for vehicle

3. 6149279 - Indicating instrument for vehicle

4. 5964515 - Indicating instrument for vehicle

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as of
12/7/2025
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