Growing community of inventors

Tokyo, Japan

Tomoaki Takuma

Average Co-Inventor Count = 1.61

ph-index = 9

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 = 266

Tomoaki TakumaYohei Fukuma (4 patents)Tomoaki TakumaKeita Hibi (4 patents)Tomoaki TakumaHiroshi Mukawa (2 patents)Tomoaki TakumaTetsu Sumii (2 patents)Tomoaki TakumaShigeru Yoshida (2 patents)Tomoaki TakumaSatoshi Nakano (2 patents)Tomoaki TakumaHiroaki Masuda (2 patents)Tomoaki TakumaAtsushi Kagawa (2 patents)Tomoaki TakumaSatoshi Suzuki (1 patent)Tomoaki TakumaSoichi Tanaka (1 patent)Tomoaki TakumaAkira Ono (1 patent)Tomoaki TakumaMasakatsu Takizawa (1 patent)Tomoaki TakumaMasahiro Sato (1 patent)Tomoaki TakumaAsami Yamagishi (1 patent)Tomoaki TakumaKouichi Imahashi (1 patent)Tomoaki TakumaKoji Fukumoto (1 patent)Tomoaki TakumaNaohisa Ogawa (1 patent)Tomoaki TakumaSoichi Tanama (1 patent)Tomoaki TakumaMitsuo Arikawa (1 patent)Tomoaki TakumaSatoshi Okonogi (1 patent)Tomoaki TakumaTomomasa Yokoyama (1 patent)Tomoaki TakumaTomoaki Takuma (21 patents)Yohei FukumaYohei Fukuma (42 patents)Keita HibiKeita Hibi (34 patents)Hiroshi MukawaHiroshi Mukawa (87 patents)Tetsu SumiiTetsu Sumii (52 patents)Shigeru YoshidaShigeru Yoshida (48 patents)Satoshi NakanoSatoshi Nakano (27 patents)Hiroaki MasudaHiroaki Masuda (2 patents)Atsushi KagawaAtsushi Kagawa (2 patents)Satoshi SuzukiSatoshi Suzuki (180 patents)Soichi TanakaSoichi Tanaka (64 patents)Akira OnoAkira Ono (53 patents)Masakatsu TakizawaMasakatsu Takizawa (32 patents)Masahiro SatoMasahiro Sato (22 patents)Asami YamagishiAsami Yamagishi (16 patents)Kouichi ImahashiKouichi Imahashi (4 patents)Koji FukumotoKoji Fukumoto (3 patents)Naohisa OgawaNaohisa Ogawa (2 patents)Soichi TanamaSoichi Tanama (1 patent)Mitsuo ArikawaMitsuo Arikawa (1 patent)Satoshi OkonogiSatoshi Okonogi (1 patent)Tomomasa YokoyamaTomomasa Yokoyama (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sony Corporation (14 from 58,131 patents)

2. Nec Corporation (5 from 35,734 patents)

3. Sony Group Corporation (1 from 3,475 patents)

4. Saturn Licensing LLC (1 from 693 patents)


21 patents:

1. 12069456 - Tactile sense presentation apparatus, electronic apparatus, accessory, and holding apparatus

2. 9967990 - Electronic apparatus

3. 9664906 - Head mounted display

4. 9388935 - Display device

5. 8988315 - Head mounted display

6. D682786 - Battery

7. D676439 - Computer

8. D625263 - Battery

9. D619575 - Computer

10. D578997 - Combined speaker box and amplifier

11. D517034 - Disc player

12. D502946 - Computer

13. D502700 - Computer

14. D502701 - Computer

15. D493789 - Computer

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1/4/2026
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