Growing community of inventors

Kanagawa, Japan

Tomihisa Igarashi

Average Co-Inventor Count = 1.78

ph-index = 7

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 = 131

Tomihisa Igarashi ↔ Hideki Tago (2 patents)Tomihisa Igarashi ↔ Sadao Ooki (2 patents)Tomihisa Igarashi ↔ Tsuyoshi Kato (1 patent)Tomihisa Igarashi ↔ Mitsukuni Itou (1 patent)Tomihisa Igarashi ↔ Yukio Kikuta (1 patent)Tomihisa Igarashi ↔ Isao Hiruma (1 patent)Tomihisa Igarashi ↔ Toshi Yamamoto (1 patent)Tomihisa IgarashiTomihisa Igarashi (8 patents)Hideki TagoHideki Tago (5 patents)Sadao OokiSadao Ooki (3 patents)Tsuyoshi KatoTsuyoshi Kato (65 patents)Mitsukuni ItouMitsukuni Itou (5 patents)Yukio KikutaYukio Kikuta (3 patents)Isao HirumaIsao Hiruma (2 patents)Toshi YamamotoToshi Yamamoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (8 from 13,402 patents)


8 patents:

1. D857611 - Center console for an automobile

2. D827549 - Center console for an automobile

3. D806623 - Instrument panel for automobile

4. D803743 - Instrument panel for an automobile

5. D791664 - Instrument panel for an automobile

6. D695658 - Instrument panel for automobile

7. D672298 - Rear door trim panel for automobile

8. D671872 - Front door trim panel for automobile

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as of
12/19/2025
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