Growing community of inventors

Aichi, Japan

Keiji Nagaya

Average Co-Inventor Count = 2.40

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 = 10

Keiji NagayaMamoru Miyako (3 patents)Keiji NagayaNobuyuki Ishigure (1 patent)Keiji NagayaFumitaka Hayase (1 patent)Keiji NagayaShinichi Saiki (1 patent)Keiji NagayaAtsushi Onoda (1 patent)Keiji NagayaYoshitoku Uesaka (1 patent)Keiji NagayaKeiji Nagaya (4 patents)Mamoru MiyakoMamoru Miyako (12 patents)Nobuyuki IshigureNobuyuki Ishigure (10 patents)Fumitaka HayaseFumitaka Hayase (6 patents)Shinichi SaikiShinichi Saiki (5 patents)Atsushi OnodaAtsushi Onoda (4 patents)Yoshitoku UesakaYoshitoku Uesaka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Tokai Rika Denki Seisakusho (3 from 2,005 patents)

2. Toyota Jidosha Kabushiki Kaisha (1 from 36,771 patents)

3. Toyoda Gosei Co., Ltd. (1 from 3,083 patents)

4. Kabushiki Kaisha Tokai Rika Denki (1 from 8 patents)


4 patents:

1. 8539674 - Method of assembling a gearshift member to a steering wheel main body

2. 7026563 - Switch-device sheet

3. 7002087 - Switch-device sheet

4. 6878892 - Switch-device sheet

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idiyas.com
as of
1/6/2026
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