Growing community of inventors

Aichi, Japan

Takahiro Ishijima

Average Co-Inventor Count = 2.40

ph-index = 6

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 = 91

Takahiro IshijimaYukifumi Yamada (1 patent)Takahiro IshijimaHiroshi Mizobata (1 patent)Takahiro IshijimaYoichi Takada (1 patent)Takahiro IshijimaEiichiro Tsuji (1 patent)Takahiro IshijimaKenji Chiba (1 patent)Takahiro IshijimaKatsuya Ueda (1 patent)Takahiro IshijimaTakashi Yokoyama (1 patent)Takahiro IshijimaKouji Kaneda (1 patent)Takahiro IshijimaHitoshi Suehiro (1 patent)Takahiro IshijimaDaisuke Nakashima (1 patent)Takahiro IshijimaSatoshi Akiba (1 patent)Takahiro IshijimaSatoshi Akiba (0 patent)Takahiro IshijimaTakahiro Ishijima (7 patents)Yukifumi YamadaYukifumi Yamada (141 patents)Hiroshi MizobataHiroshi Mizobata (43 patents)Yoichi TakadaYoichi Takada (39 patents)Eiichiro TsujiEiichiro Tsuji (16 patents)Kenji ChibaKenji Chiba (12 patents)Katsuya UedaKatsuya Ueda (6 patents)Takashi YokoyamaTakashi Yokoyama (5 patents)Kouji KanedaKouji Kaneda (2 patents)Hitoshi SuehiroHitoshi Suehiro (2 patents)Daisuke NakashimaDaisuke Nakashima (1 patent)Satoshi AkibaSatoshi Akiba (1 patent)Satoshi AkibaSatoshi Akiba (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (6 from 36,499 patents)

2. Aisin Seiki Kabushiki Kaisha (2 from 5,207 patents)

3. Toyota Boshoku Kabushiki Kaisha (2 from 1,248 patents)

4. Shiroki Corporation (1 from 212 patents)


7 patents:

1. 8857870 - Bumper structure

2. 7959229 - Adjustable seat including operating members

3. 7938490 - Seat

4. 7862121 - Seat

5. 7731292 - Seat back frame for a vehicle

6. 7429083 - Ottoman device

7. 6974173 - Vehicle seat apparatus

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as of
12/6/2025
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