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Showa Aluminum Kabushiki Kaisha

USPTO Granted Patents = 53

Forward Citations = 580

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66 inventors (with patents filed for the assignee):

Yoshihiko Asanuma (18 out of 19 patents)

Hironaka Sasaki (10 out of 16 patents)

Ryoichi Hoshino (9 out of 23 patents)

4. Shunta Ushioda (5 out of 9 patents)

5. Noboru Ohneda (5 out of 5 patents)

6. Teruo Tachi (5 out of 5 patents)

7. Toshinori Tokutake (5 out of 17 patents)

8. Ichizo Tsukuda (4 out of 11 patents)

9. Takayuki Yasutake (4 out of 10 patents)

10. Denziro Kaneko (4 out of 4 patents)

11. Haruo Arima (4 out of 4 patents)

12. Ichiro Hashimoto (4 out of 4 patents)

13. Kazuo Sugiyama (4 out of 5 patents)

14. Takashi Mukasa (4 out of 4 patents)

15. Katsuhisa Suzuki (4 out of 4 patents)

Core Competencies:

Heat Exchangers

Aluminum Alloys

Brazing Techniques

Corrosion Resistance

Condenser Technology

Electrolytic Capacitors

Heat Releasing Plates

Automated Manufacturing

Surface Treatment Processes

Chassis Production

Matrix Composites

Wear Resistance

53 patents: Sort by Forward Citations

1. 5482112 - Condenser (1996-01-09),

2. 5386629 - Tube for heat exchangers and a method for manufacturing the tube (1995-02-07),

3. 5302342 - Aluminum alloy for heat exchangers (1994-04-12),

4. 5244144 - Method for brazing aluminum materials (1993-09-14),

5. 5243842 - Method of making a brazeable metal pipe having tube-insertion apertures (1993-09-14),

6. 5186250 - Tube for heat exchangers and a method for manufacturing the tube (1993-02-16),

7. 5183103 - Heat exchanger (1993-02-02),

8. 5123483 - Heat exchanger (1992-06-23),

9. 5069275 - Heat exchanger (1991-12-03),

10. 5069095 - Pipe centering apparatus (1991-12-03),

11. 5069055 - Automatic plug-inserting apparatus in a pipe-drawing equipment (1991-12-03),

12. 5060500 - Apparatus for automatically forming a pointed end of raw pipe to be drawn (1991-10-29),

13. 5048602 - Heat exchangers (1991-09-17),

14. 5033540 - Consolidated duplex heat exchanger (1991-07-23),

15. 5033344 - Pipe cutting apparatus (1991-07-23),

Showa Aluminum Kabushiki Kaisha is a Japanese company engaged in the production and sale of aluminum and aluminum alloy products. With a history spanning over 80 years, the company has established itself as a leading manufacturer in the industry. Showa Aluminum specializes in the manufacture of various aluminum products, including extrusions, sheets, and coils, which are used in a wide range of applications such as automotive, construction, and electronics sectors. The company is committed to delivering high-quality products through continuous innovation and technological advancement.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

53 Patents

#153 in Osaka

#1,612 in Japan

#12,935 in the World

Showa Aluminum Kabushiki Kaisha

Forward Citations = 580

66 inventors:

Yoshihiko Asanuma (18 out of 19 patents)

Hironaka Sasaki (10 out of 16 patents)

Ryoichi Hoshino (9 out of 23 patents)

4. Shunta Ushioda (5 out of 9 patents)

5. Noboru Ohneda (5 out of 5 patents)

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