Growing community of inventors

Saitama, Japan

Takashi Sumada

Average Co-Inventor Count = 4.16

ph-index = 4

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 = 42

Takashi SumadaKoji Kano (4 patents)Takashi SumadaYoshifumi Mochizuki (3 patents)Takashi SumadaKoichi Shimamura (2 patents)Takashi SumadaKoichi Nozoe (2 patents)Takashi SumadaTomonori Hayashi (2 patents)Takashi SumadaKoji Suzuki (1 patent)Takashi SumadaYoshihiro Nakazawa (1 patent)Takashi SumadaShigeru Kodaira (1 patent)Takashi SumadaMasahiko Takenaka (1 patent)Takashi SumadaTsuguhito Ichiriki (1 patent)Takashi SumadaTetsu Horiuchi (1 patent)Takashi SumadaShujiro Inui (1 patent)Takashi SumadaHiroyuki Nakajima (1 patent)Takashi SumadaKatsuki Tajima (1 patent)Takashi SumadaTaiki Sakane (1 patent)Takashi SumadaTakashi Sumada (7 patents)Koji KanoKoji Kano (20 patents)Yoshifumi MochizukiYoshifumi Mochizuki (8 patents)Koichi ShimamuraKoichi Shimamura (24 patents)Koichi NozoeKoichi Nozoe (12 patents)Tomonori HayashiTomonori Hayashi (2 patents)Koji SuzukiKoji Suzuki (29 patents)Yoshihiro NakazawaYoshihiro Nakazawa (26 patents)Shigeru KodairaShigeru Kodaira (19 patents)Masahiko TakenakaMasahiko Takenaka (10 patents)Tsuguhito IchirikiTsuguhito Ichiriki (6 patents)Tetsu HoriuchiTetsu Horiuchi (4 patents)Shujiro InuiShujiro Inui (4 patents)Hiroyuki NakajimaHiroyuki Nakajima (4 patents)Katsuki TajimaKatsuki Tajima (1 patent)Taiki SakaneTaiki Sakane (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Giken Kogyo Kabushiki Kaisha (4 from 10,092 patents)

2. Honda Motor Co., Ltd. (3 from 21,893 patents)


7 patents:

1. 8419244 - Motorcycle lamp for vehicle

2. 8328399 - Turn signal device for saddle-ride type vehicle

3. 8003903 - Side stand switch

4. 7196612 - Saddle type vehicle having a remote control type trunk

5. 6603393 - Display device for vehicles

6. 6439753 - Headlight unit for a vehicle

7. 6428076 - Remote control type vehicular trunk

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as of
12/26/2025
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