Growing community of inventors

Tokyo, Japan

Koichiro Kumai

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

Koichiro Kumai ↔ Kazumasa Fukuda (1 patent)Koichiro Kumai ↔ Seima Itami (1 patent)Koichiro Kumai ↔ Saiko Hosokawa (1 patent)Koichiro Kumai ↔ Yoko Hirakawa (1 patent)Koichiro Kumai ↔ Hiroe Umeki (1 patent)Koichiro Kumai ↔ Masahiko Aoki (1 patent)Koichiro Kumai ↔ Yoshiro Saikawa (1 patent)Koichiro KumaiKoichiro Kumai (1 patent)Kazumasa FukudaKazumasa Fukuda (56 patents)Seima ItamiSeima Itami (2 patents)Saiko HosokawaSaiko Hosokawa (1 patent)Yoko HirakawaYoko Hirakawa (1 patent)Hiroe UmekiHiroe Umeki (1 patent)Masahiko AokiMasahiko Aoki (1 patent)Yoshiro SaikawaYoshiro Saikawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Keio University (1 from 340 patents)

2. Mitsubishi Pharma Corporation (1 from 73 patents)


1 patent:

1. 7396915 - Monoclonal antibody and gene encoding the same, hybridoma, pharmaceutical composition, and diagnostic reagent

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12/17/2025
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