Growing community of inventors

Kanagawa, Japan

Takeshi Kokubo

Average Co-Inventor Count = 1.10

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 = 144

Takeshi KokuboToshio Fujii (1 patent)Takeshi KokuboRyohei Tsuji (1 patent)Takeshi KokuboMunekimi Nanao (1 patent)Takeshi KokuboNaoki Kokubo, Legal Representative (1 patent)Takeshi KokuboTakeshi Kokubo (14 patents)Toshio FujiiToshio Fujii (10 patents)Ryohei TsujiRyohei Tsuji (2 patents)Munekimi NanaoMunekimi Nanao (1 patent)Naoki Kokubo, Legal RepresentativeNaoki Kokubo, Legal Representative (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (6 from 58,129 patents)

2. Sony Mobile Communications Inc. (4 from 729 patents)

3. Sony Ericsson Mobile Communications Japan, Inc. (2 from 150 patents)

4. Sony Mobile Communications Japan, Inc. (2 from 42 patents)

5. Mobilemedia Ideas LLC (2 from 14 patents)

6. Kirin Holdings Kabushiki Kaisha (1 from 47 patents)


14 patents:

1. 11497778 - Composition for improving skin conditions

2. 10051100 - Mobile terminal apparatus

3. 9642015 - Mobile terminal apparatus

4. 9119078 - Mobile terminal apparatus

5. 8611862 - Mobile terminal apparatus

6. 8498674 - Task display switching method portable apparatus and portable communications apparatus

7. 8219071 - Portable terminal, information recommendation method and program

8. 8208901 - Mobile terminal apparatus

9. 7917179 - Task display switching method, portable apparatus and portable communications apparatus

10. 7606294 - Channel quality estimation method and receiving apparatus

11. 7526275 - Mobile terminal apparatus

12. 7233813 - Portable terminal apparatus and display control program thereof

13. 7123945 - Task display switching method, portable apparatus and portable communications apparatus

14. 7043276 - Portable terminal apparatus and display control program thereof

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as of
12/12/2025
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