Growing community of inventors

Osaka, Japan

Iwao Hasegawa

Average Co-Inventor Count = 4.00

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 = 1

Iwao Hasegawa ↔ Masahiro Oshima (1 patent)Iwao Hasegawa ↔ Hiroshi Sasaki (1 patent)Iwao Hasegawa ↔ Yasuo Kita (1 patent)Iwao HasegawaIwao Hasegawa (1 patent)Masahiro OshimaMasahiro Oshima (9 patents)Hiroshi SasakiHiroshi Sasaki (8 patents)Yasuo KitaYasuo Kita (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Meiwa Gravure Co., Ltd. (1 from 10 patents)


1 patent:

1. 6132848 - Inlaid decorative sheet, its manufacturing method and manufacturing

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12/20/2025
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