Growing community of inventors

Tokyo, Japan

Kumiko Ishii

Average Co-Inventor Count = 2.06

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 = 3

Kumiko IshiiKazuhiro Yoshida (3 patents)Kumiko IshiiKenichi Watanabe (2 patents)Kumiko IshiiKazuyuki Morishige (2 patents)Kumiko IshiiToshiaki Tsukihashi (2 patents)Kumiko IshiiMoeha Shibuya (2 patents)Kumiko IshiiKazuhiro Yoshida (1 patent)Kumiko IshiiKumiko Ishii (7 patents)Kazuhiro YoshidaKazuhiro Yoshida (70 patents)Kenichi WatanabeKenichi Watanabe (35 patents)Kazuyuki MorishigeKazuyuki Morishige (5 patents)Toshiaki TsukihashiToshiaki Tsukihashi (4 patents)Moeha ShibuyaMoeha Shibuya (4 patents)Kazuhiro YoshidaKazuhiro Yoshida (78 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Micron Technology Incorporated (4 from 38,002 patents)

2. Other (1 from 832,880 patents)

3. Rakuten, Inc. (1 from 481 patents)

4. Lodestar Licensing Group LLC (1 from 78 patents)


7 patents:

1. 12380929 - Centralized placement of command and address signals in devices and systems

2. 11727962 - Centralized placement of command and address in memory devices

3. 11705188 - Output buffer circuit with metal option

4. 11183232 - Output buffer circuit with metal option

5. 11164608 - Centralized placement of command and address in memory devices

6. 10811057 - Centralized placement of command and address in memory devices

7. 9384296 - Check system, information providing system, and computer-readable information recording medium containing a program

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as of
1/3/2026
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