Osaka, Japan

Toyo Aluminum Kabushiki Kaisha


USPTO Granted Patents = 22

Forward Citations = 207

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59 inventors (with patents filed for the assignee):

goldMedal Jun Kusui (6 out of 13 patents)

silverMedal Akiei Tanaka (5 out of 10 patents)

bronzeMedal Hirohisa Miura (4 out of 29 patents)

4 Yasuhiro Yamada (4 out of 13 patents)

5 Haruzo Katoh (3 out of 11 patents)

6 Takashi Watsuji (3 out of 13 patents)

7 Hirohumi Michioka (3 out of 10 patents)

8 Fumiaki Nagase (3 out of 7 patents)

9 Yoshiki Hashizume (2 out of 22 patents)

10 Akihiko Ikeya (2 out of 4 patents)

11 Shunichi Setoguchi (2 out of 8 patents)

12 Takamasa Yokote (2 out of 4 patents)

13 Kunihiko Imahashi (2 out of 5 patents)

14 Kohei Kubo (2 out of 2 patents)

15 Mamoru Kamada (2 out of 6 patents)


22 patents:

Toyo Aluminum Kabushiki Kaisha is a leading manufacturer of aluminum products specializing in extrusion and surface treatment. With over 70 years of experience, the company offers a wide range of high-quality aluminum solutions for various industries including automotive, construction, and electronics. Toyo Aluminum is committed to innovation, sustainability, and superior customer service.
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USPTO Data Jan 1 1976 - Jan 6 2026

22 Patents

#260 in Osaka

#2,725 in Japan

#27,920 in the World

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Osaka, Japan
Forward Citations = 207

59 inventors:

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