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Daiwabo Holdings Co., Ltd.

USPTO Granted Patents = 9

CIPO Patents = 7

EPO Patents = 6

Forward Citations = 36

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15 inventors (with patents filed for the assignee):

Shigeki Kawakami (4 out of 4 patents)

Yoshiji Usui (2 out of 2 patents)

Tatsunori Kida (1 out of 2 patents)

4. Manabu Matsui (1 out of 7 patents)

5. Akihiko Kawanaka (1 out of 1 patent)

6. Toshio Kamisasa (1 out of 1 patent)

7. Hiroshi Okaya (1 out of 1 patent)

8. Shigeo Fushitani (1 out of 1 patent)

9. Masaru Nakano (1 out of 1 patent)

10. Hiroyuki Yamamoto (1 patent)

11. Hiroko Makihara (0 patent)

12. Noriaki Ogawa (0 patent)

13. Kazuyuki Ohnishi (0 patent)

14. Hiroko Makihara (0 patent)

15. Yoshiji Usui (0 patent)

9 patents: Sort by Forward Citations

1. 9903053 - Fibers for reinforcing cured article and cured article using same (2018-02-27),

2. 9356272 - Polyolefin-based split-type conjugate fiber, fiber assembly and battery separator using the same and method for producing the same (2016-05-31),

3. 9249052 - Fiber for reinforcing cement, and cured cement produced using same (2016-02-02),

4. 8968859 - Heat extensible fiber (2015-03-03),

5. 8911753 - Skin-covering sheet for impregnation with cosmetic preparation and face mask (2014-12-16),

6. 8889573 - Fiber assembly, composite of electro conductive substrate and fiber assembly, and production methods thereof (2014-11-18),

7. 8268444 - Crimping composite fiber and fibrous mass comprising the same (2012-09-18),

8. 7709089 - Flameproof rayon fiber and method for manufacturing the same (2010-05-04),

9. 7670677 - Latently crimpable conjugate fiber and production method of the same, and fiber assembly, and nonwoven (2010-03-02),

Daiwabo Holdings Co., Ltd. is a Japanese conglomerate with a focus on textiles, energy, and real estate industries. The company operates through its subsidiaries in various sectors including material trading, chemical products, and information technology services. With a history dating back to the 1800s, Daiwabo Holdings continues to innovate and expand its business operations both in Japan and globally.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

9 Patents

#430 in Osaka

#4,573 in Japan

Daiwabo Holdings Co., Ltd.

Forward Citations = 36

15 inventors:

Shigeki Kawakami (4 out of 4 patents)

Yoshiji Usui (2 out of 2 patents)

Tatsunori Kida (1 out of 2 patents)

4. Manabu Matsui (1 out of 7 patents)

5. Akihiko Kawanaka (1 out of 1 patent)

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