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Ehime Prefecture

USPTO Granted Patents = 9

% Expired Patents = 11.1

EPO Patents = 1

Trademarks = 2

Forward Citations = 1

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34 inventors (with patents filed for the assignee):

Takae Sakimoto (5 out of 5 patents)

Yasuyuki Masamoto (5 out of 5 patents)

Takehiro Kikuchi (5 out of 5 patents)

4. Hiroaki Mido (5 out of 5 patents)

5. Yoji Hyodo (5 out of 5 patents)

6. Yukinori Shigematsu (5 out of 5 patents)

7. Haruhito Nakata (5 out of 5 patents)

8. Saki Yamamoto (5 out of 5 patents)

9. Saki Miyoshi (5 out of 5 patents)

10. Toya Hioki (5 out of 5 patents)

11. Hiromichi Yakushiji (5 out of 5 patents)

12. Taizo Ninomiya (5 out of 5 patents)

13. Takehiro Okusada (5 out of 5 patents)

14. Mitsutoshi Okamoto (5 out of 5 patents)

15. Kei Kinoshita (5 out of 5 patents)

9 patents: Sort by Forward Citations

1. PP37207 - Mandarin plant named 'Mikanken15' (2026-01-13),

2. PP37125 - Mandarin plant named 'Mikanken14' (2025-12-09),

3. PP37034 - plant named 'Mikanken10' (2025-10-21),

4. 12415932 - Water-based paint, ceramics, and method of decoration (2025-09-16),

5. PP36907 - Mandarin plant named 'Mikanken4' (2025-09-02),

6. PP36418 - Mandarin plant named 'Mikanken16' (2025-02-04),

7. 9617565 - Alcoholic fermentation yeast and method for producing ethanol using same (2017-04-11),

8. 9187768 - Alcoholic fermentation yeast and method for producing ethanol using same (2015-11-17),

9. 8322070 - Method for producing a mulching sheet for agriculture (2012-12-04),

Ehime Prefecture is located on the island of Shikoku in Japan. Known for its rich history, beautiful landscapes, and hot springs, it offers a blend of cultural experiences and natural beauty. The prefecture is famous for its citrus fruits, particularly the 'Shiranui' mandarin orange, and is home to the historic Matsuyama Castle. Visitors can enjoy the Dogo Onsen, one of Japan's oldest hot springs, and explore the Shimanami Kaido, a scenic cycling route connecting Shikoku to Honshu. Ehime also hosts various festivals and events throughout the year, showcasing its local traditions and cuisine.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

9 Patents

#9 in Ehime

#4,694 in Japan

Ehime Prefecture

Forward Citations = 1

34 inventors:

Takae Sakimoto (5 out of 5 patents)

Yasuyuki Masamoto (5 out of 5 patents)

Takehiro Kikuchi (5 out of 5 patents)

4. Hiroaki Mido (5 out of 5 patents)

5. Yoji Hyodo (5 out of 5 patents)

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