Growing community of inventors

Sapporo, Japan

Yoshifumi Tsukamoto

Average Co-Inventor Count = 5.76

ph-index = 5

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

Yoshifumi TsukamotoHiroshi Kubo (5 patents)Yoshifumi TsukamotoMasashi Tomura (4 patents)Yoshifumi TsukamotoHiroaki Sakashita (4 patents)Yoshifumi TsukamotoHidekatsu Kobayashi (4 patents)Yoshifumi TsukamotoDaizo Funaya (4 patents)Yoshifumi TsukamotoHisamitsu Takagi (1 patent)Yoshifumi TsukamotoYoshifumi Kajiwara (1 patent)Yoshifumi TsukamotoHiroyuki Takita (1 patent)Yoshifumi TsukamotoKazunobu Yoneyama (1 patent)Yoshifumi TsukamotoKenta Sugimori (1 patent)Yoshifumi TsukamotoManabu Matsushima (1 patent)Yoshifumi TsukamotoToshikazu Ishioka (1 patent)Yoshifumi TsukamotoYoshiaki Katou (1 patent)Yoshifumi TsukamotoShigeru Takahashi (1 patent)Yoshifumi TsukamotoYoshifumi Tsukamoto (6 patents)Hiroshi KuboHiroshi Kubo (78 patents)Masashi TomuraMasashi Tomura (21 patents)Hiroaki SakashitaHiroaki Sakashita (18 patents)Hidekatsu KobayashiHidekatsu Kobayashi (16 patents)Daizo FunayaDaizo Funaya (4 patents)Hisamitsu TakagiHisamitsu Takagi (50 patents)Yoshifumi KajiwaraYoshifumi Kajiwara (24 patents)Hiroyuki TakitaHiroyuki Takita (14 patents)Kazunobu YoneyamaKazunobu Yoneyama (12 patents)Kenta SugimoriKenta Sugimori (10 patents)Manabu MatsushimaManabu Matsushima (9 patents)Toshikazu IshiokaToshikazu Ishioka (6 patents)Yoshiaki KatouYoshiaki Katou (4 patents)Shigeru TakahashiShigeru Takahashi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (6 from 39,245 patents)


6 patents:

1. 8467172 - Mobile terminal device

2. 7206407 - Adapter for portable telephone usable as mobile telephone in vehicle

3. 6859532 - Adapter for portable telephone usable as mobile telephone in vehicle

4. 6266544 - Adapter for portable telephone usable as mobile telephone in vehicle

5. 5819163 - Portable remote terminal having improved structure

6. 5722055 - Portable radiotelephone terminal adaptable to multiple models

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idiyas.com
as of
1/9/2026
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