Growing community of inventors

Tokyo, Japan

Jun Katsunuma

Average Co-Inventor Count = 1.34

ph-index = 7

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 = 123

Jun KatsunumaKouichi Imahashi (3 patents)Jun KatsunumaTakeshi Sakamoto (1 patent)Jun KatsunumaDaigaku Kumano (1 patent)Jun KatsunumaMikio Takahashi (1 patent)Jun KatsunumaYusuke Mori (1 patent)Jun KatsunumaAkihiko Onozato (1 patent)Jun KatsunumaJun Katsunuma (13 patents)Kouichi ImahashiKouichi Imahashi (4 patents)Takeshi SakamotoTakeshi Sakamoto (72 patents)Daigaku KumanoDaigaku Kumano (34 patents)Mikio TakahashiMikio Takahashi (3 patents)Yusuke MoriYusuke Mori (2 patents)Akihiko OnozatoAkihiko Onozato (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kalita Co., Ltd. (5 from 5 patents)

2. Nec Corporation (4 from 35,689 patents)

3. Sony Corporation (3 from 58,130 patents)

4. Sony Ericsson Mobile Communications Japan, Inc. (1 from 150 patents)


13 patents:

1. 12089771 - Electric kettle

2. D885107 - Electric kettle

3. D885108 - Electric kettle

4. D885109 - Electric kettle

5. D885110 - Electric kettle

6. D701855 - Television receiver

7. 8472187 - Display apparatus

8. D655683 - Television receiver

9. D626930 - Mobile phone

10. D482032 - Data display for electronic computers

11. D424030 - Personal computer

12. D422973 - Personal computer

13. D422974 - Personal computer

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idiyas.com
as of
12/17/2025
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