Growing community of inventors

Tokyo, Japan

Tomohiro Igarashi

Average Co-Inventor Count = 3.01

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 = 486

Tomohiro IgarashiKazuhiro Watanabe (5 patents)Tomohiro IgarashiTetsuya Ito (5 patents)Tomohiro IgarashiHideki Kato (5 patents)Tomohiro IgarashiHideki Yoda (5 patents)Tomohiro IgarashiHitoshi Ebihara (4 patents)Tomohiro IgarashiYoshiyuki Wasada (4 patents)Tomohiro IgarashiNaoki Tomaru (4 patents)Tomohiro IgarashiTomohiro Igarashi (10 patents)Kazuhiro WatanabeKazuhiro Watanabe (124 patents)Tetsuya ItoTetsuya Ito (51 patents)Hideki KatoHideki Kato (41 patents)Hideki YodaHideki Yoda (5 patents)Hitoshi EbiharaHitoshi Ebihara (18 patents)Yoshiyuki WasadaYoshiyuki Wasada (8 patents)Naoki TomaruNaoki Tomaru (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Taiyo Yuden Co., Ltd. (10 from 1,765 patents)


10 patents:

1. 9166765 - High-frequency circuit module

2. 9099979 - High-frequency circuit module

3. 8872600 - High frequency circuit module with a filter disposed in a core layer of a circuit substrate

4. 8830010 - High frequency circuit module with a filter in a core layer of a circuit substrate

5. 8536957 - High-frequency circuit module having a duplexer disposed between specified module integrated circuits

6. D471524 - Hybrid integrated circuit device

7. D471167 - Hybrid integrated circuit board

8. D466093 - Hybird integrated circuit board

9. D459706 - Hybrid integrated circuit device

10. D453746 - Hybrid integrated circuit device

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as of
12/29/2025
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