Growing community of inventors

Kawasaki, Japan

Hidetake Sendai

Average Co-Inventor Count = 5.64

ph-index = 3

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 = 23

Hidetake SendaiShuichi Sugita (4 patents)Hidetake SendaiHirotoshi Kamata (4 patents)Hidetake SendaiTomio Yamamoto (4 patents)Hidetake SendaiKazuo Ohtani (4 patents)Hidetake SendaiTakeo Watanabe (2 patents)Hidetake SendaiToshihiko Kadota (1 patent)Hidetake SendaiHidetake Sendai (4 patents)Shuichi SugitaShuichi Sugita (54 patents)Hirotoshi KamataHirotoshi Kamata (13 patents)Tomio YamamotoTomio Yamamoto (9 patents)Kazuo OhtaniKazuo Ohtani (8 patents)Takeo WatanabeTakeo Watanabe (10 patents)Toshihiko KadotaToshihiko Kadota (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (3 from 832,680 patents)

2. Showa Denko K.k. (1 from 1,960 patents)


4 patents:

1. 6329442 - Curable composite material composition and curing process therefor

2. 6316089 - Photocurable prepreg sheet for waterproofing, method and apparatus for production of prepreg sheet, and waterproofing method using the sheet

3. 6207726 - Photocurable prepreg composition and production method thereof

4. 6171700 - Curable composite material composition and curing process therefor

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as of
12/6/2025
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