Growing community of inventors

Tokyo, Japan

Seiji Katakura

Average Co-Inventor Count = 3.04

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 = 20

Seiji KatakuraMasatoshi Nishida (2 patents)Seiji KatakuraNorio Tanaka (1 patent)Seiji KatakuraHiroshi Iijima (1 patent)Seiji KatakuraHideaki Oshima (1 patent)Seiji KatakuraTomoki Ikeda (1 patent)Seiji KatakuraHajime Katayama (1 patent)Seiji KatakuraMasafumi Nakagawa (1 patent)Seiji KatakuraShigehito Horiuchi (1 patent)Seiji KatakuraKuniyasu Aoki (1 patent)Seiji KatakuraNaofumi Shiraishi (1 patent)Seiji KatakuraTakayuki Koyama (1 patent)Seiji KatakuraNobuyuki Inami (1 patent)Seiji KatakuraKoichi Hotta (1 patent)Seiji KatakuraKiyomi Nakagawa (1 patent)Seiji KatakuraSeiji Katakura (5 patents)Masatoshi NishidaMasatoshi Nishida (5 patents)Norio TanakaNorio Tanaka (43 patents)Hiroshi IijimaHiroshi Iijima (27 patents)Hideaki OshimaHideaki Oshima (24 patents)Tomoki IkedaTomoki Ikeda (22 patents)Hajime KatayamaHajime Katayama (11 patents)Masafumi NakagawaMasafumi Nakagawa (8 patents)Shigehito HoriuchiShigehito Horiuchi (7 patents)Kuniyasu AokiKuniyasu Aoki (3 patents)Naofumi ShiraishiNaofumi Shiraishi (2 patents)Takayuki KoyamaTakayuki Koyama (2 patents)Nobuyuki InamiNobuyuki Inami (2 patents)Koichi HottaKoichi Hotta (1 patent)Kiyomi NakagawaKiyomi Nakagawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Sheet Glass Company, Limited (4 from 1,156 patents)

2. Honda Motor Co., Ltd. (1 from 21,831 patents)

3. Alps Electric Co., Ltd. (1 from 4,048 patents)

4. Yachiyo Kogyo Kabushiki Kaisha (1 from 12 patents)

5. Nippon Steel Glass Company, Limited (1 from 1 patent)


5 patents:

1. 8304060 - Glass with molding

2. 7845143 - Molding-furnished glass

3. 7360826 - Sheet member with frame body

4. 7199758 - Antenna device

5. 7076919 - Automobile window pane structure

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idiyas.com
as of
12/8/2025
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