Growing community of inventors

Tokyo, Japan

Teruaki Shiro

Average Co-Inventor Count = 2.67

ph-index = 1

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 = 36

Teruaki ShiroHidetoshi Ishikawa (2 patents)Teruaki ShiroSeiichi Nishikawa (1 patent)Teruaki ShiroHiroshi Umeno (1 patent)Teruaki ShiroKoichi Okada (1 patent)Teruaki ShiroTaichi Kaneko (1 patent)Teruaki ShiroEiji Hirosawa (1 patent)Teruaki ShiroHidetoshi c/o Ip Dpt Ntt Docomo Inc Ishikawa (0 patent)Teruaki ShiroTeruaki Shiro (4 patents)Hidetoshi IshikawaHidetoshi Ishikawa (18 patents)Seiichi NishikawaSeiichi Nishikawa (10 patents)Hiroshi UmenoHiroshi Umeno (4 patents)Koichi OkadaKoichi Okada (4 patents)Taichi KanekoTaichi Kaneko (2 patents)Eiji HirosawaEiji Hirosawa (1 patent)Hidetoshi c/o Ip Dpt Ntt Docomo Inc IshikawaHidetoshi c/o Ip Dpt Ntt Docomo Inc Ishikawa (0 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Dai Nippon Printing Co., Ltd. (3 from 3,192 patents)

2. Ntt Docomo, Inc. (2 from 4,698 patents)

3. Dai Nippon Insatsu Kabushiki Kaisha (1 from 412 patents)


4 patents:

1. 7974603 - Authentication vector generating device, subscriber authentication module, mobile communication system, and authentication vector generation method

2. 7817984 - Mobile communication terminal and computer program thereof, IC card and computer program thereof, and mobile communication terminal system

3. 6644554 - IC card

4. 4720626 - IC card processing method and processing device therefor, and IC card

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as of
12/8/2025
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