For the Inventor, By the Inventor

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Craif Inc.

USPTO Granted Patents = 6

EPO Patents = 1

Trademarks = 1

Forward Citations = 1

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7 inventors (with patents filed for the assignee):

Yoshinobu Baba (5 out of 11 patents)

Takao Yasui (5 out of 8 patents)

Daiki Takeshita (2 out of 2 patents)

4. Hirotaka Koga (1 out of 1 patent)

5. Keishu Tsuda (1 out of 1 patent)

6. Wataru Shinoda (1 out of 1 patent)

7. Atsushi Natsume (1 out of 1 patent)

8. Ryuichi Onose (0 patent)

9. Takeshi Akatsu (0 patent)

6 patents: Sort by Forward Citations

1. 12747437 - Biomolecule extraction method (2026-09-29),

2. 12442044 - Extract from a body fluid comprising a micro RNA (2025-10-14),

3. 12338523 - Method for patterning a substrate, a method for forming a microstructure on a substrate, and a method for fabricating a fluidic device (2025-06-24),

4. 12038360 - Device to be used for capturing extracellular vesicles, and preservation method and transport method for extracellular vesicles (2024-07-16),

5. 11845975 - Extract from a body fluid comprising a micro RNA (2023-12-19),

6. 11571695 - Fluidic device and method for separating biomolecules (2023-02-07),

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USPTO Data Jan 1 1976 - Sep 29 2026

6 Patents

#2,467 in Tokyo

#5,983 in Japan

Craif Inc.

Forward Citations = 1

7 inventors:

Yoshinobu Baba (5 out of 11 patents)

Takao Yasui (5 out of 8 patents)

Daiki Takeshita (2 out of 2 patents)

4. Hirotaka Koga (1 out of 1 patent)

5. Keishu Tsuda (1 out of 1 patent)

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