Growing community of inventors

Osaka, Japan

Shigeharu Iida

Average Co-Inventor Count = 2.67

ph-index = 2

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 = 5

Shigeharu IidaOsamu Yamamoto (1 patent)Shigeharu IidaTakashi Yasuhara (1 patent)Shigeharu IidaTutomu Yoshida (1 patent)Shigeharu IidaToshitaka Nakano (1 patent)Shigeharu IidaShigeharu Iida (2 patents)Osamu YamamotoOsamu Yamamoto (36 patents)Takashi YasuharaTakashi Yasuhara (14 patents)Tutomu YoshidaTutomu Yoshida (2 patents)Toshitaka NakanoToshitaka Nakano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daikin Industries, Ltd. (2 from 4,273 patents)


2 patents:

1. 6660803 - Method of preparing (perfluoroalkyl) ethyl acrylic esters and methods of preparing copolymers using said esters

2. 5004825 - Process for preparing di(fluoroalkyl containing group-substituted alkyl)

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as of
12/10/2025
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