Growing community of inventors

Tokyo, Japan

Kazuo Ohtsuka

Average Co-Inventor Count = 3.27

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 = 2

Kazuo OhtsukaShigeru Kobayashi (2 patents)Kazuo OhtsukaNobuo Ishibashi (2 patents)Kazuo OhtsukaMamoru Watanabe (1 patent)Kazuo OhtsukaShiori Sasada (1 patent)Kazuo OhtsukaKento Takenaka (1 patent)Kazuo OhtsukaKazuo Ohtsuka (3 patents)Shigeru KobayashiShigeru Kobayashi (40 patents)Nobuo IshibashiNobuo Ishibashi (4 patents)Mamoru WatanabeMamoru Watanabe (11 patents)Shiori SasadaShiori Sasada (2 patents)Kento TakenakaKento Takenaka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Niles Parts Company, Ltd. (2 from 186 patents)

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


3 patents:

1. 12048414 - Medical support system, medical support device, and medical support method

2. 6028284 - Electromagnetic relay structure and spot welding machine used for

3. 5874875 - Electromagnetic relay structure and spot welding machine used for

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as of
1/3/2026
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