Growing community of inventors

Yamagata, Japan

Akihiko Numazawa

Average Co-Inventor Count = 7.00

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 = 3

Akihiko Numazawa ↔ Toshinao Yuki (1 patent)Akihiko Numazawa ↔ Shinsuke Tanaka (1 patent)Akihiko Numazawa ↔ Kunihiko Shirahata (1 patent)Akihiko Numazawa ↔ Yusuke Nakajima (1 patent)Akihiko Numazawa ↔ Masato Nakamura (1 patent)Akihiko Numazawa ↔ Tsuyoshi Naijo (1 patent)Akihiko NumazawaAkihiko Numazawa (1 patent)Toshinao YukiToshinao Yuki (25 patents)Shinsuke TanakaShinsuke Tanaka (16 patents)Kunihiko ShirahataKunihiko Shirahata (9 patents)Yusuke NakajimaYusuke Nakajima (7 patents)Masato NakamuraMasato Nakamura (2 patents)Tsuyoshi NaijoTsuyoshi Naijo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tohoku Pioneer Corporation (1 from 291 patents)


1 patent:

1. 7038372 - Organic EL element and method of producing the same

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12/28/2025
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