Growing community of inventors

Yokohama, Japan

Koichi Tomikawa

Average Co-Inventor Count = 8.00

ph-index = 1

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 = 8

Koichi Tomikawa ↔ Takashi Nakamura (1 patent)Koichi Tomikawa ↔ Yasuro Ito (1 patent)Koichi Tomikawa ↔ Hiroshi Tada (1 patent)Koichi Tomikawa ↔ Yasuhiro Yamamoto (1 patent)Koichi Tomikawa ↔ Yoshiro Higuchi (1 patent)Koichi Tomikawa ↔ Masanori Tsuji (1 patent)Koichi Tomikawa ↔ Kenji Kuroha (1 patent)Koichi TomikawaKoichi Tomikawa (1 patent)Takashi NakamuraTakashi Nakamura (187 patents)Yasuro ItoYasuro Ito (16 patents)Hiroshi TadaHiroshi Tada (15 patents)Yasuhiro YamamotoYasuhiro Yamamoto (13 patents)Yoshiro HiguchiYoshiro Higuchi (9 patents)Masanori TsujiMasanori Tsuji (5 patents)Kenji KurohaKenji Kuroha (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,891 patents)

2. Taisei Corporation (1 from 80 patents)


1 patent:

1. 4492478 - Method and apparatus for applying mortar or concrete

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12/31/2025
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