Growing community of inventors

Tokyo, Japan

Harukazu Shimizu

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 = 3

Harukazu ShimizuAkio Tajima (1 patent)Harukazu ShimizuHajime Oda (1 patent)Harukazu ShimizuHiroyuki Harada (1 patent)Harukazu ShimizuHaruo Inoue (1 patent)Harukazu ShimizuTadashi Nakagawa (1 patent)Harukazu ShimizuTsuyoshi Hayakawa (1 patent)Harukazu ShimizuTakashi Kougo (1 patent)Harukazu ShimizuHarukazu Shimizu (1 patent)Akio TajimaAkio Tajima (91 patents)Hajime OdaHajime Oda (40 patents)Hiroyuki HaradaHiroyuki Harada (40 patents)Haruo InoueHaruo Inoue (37 patents)Tadashi NakagawaTadashi Nakagawa (37 patents)Tsuyoshi HayakawaTsuyoshi Hayakawa (10 patents)Takashi KougoTakashi Kougo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seikosha Co., Ltd. (1 from 696 patents)


1 patent:

1. 5344245 - Serial printer

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12/5/2025
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