Company Filing History:

21 out of 13,395

Nissan Motor Company Limited

patents

10 out of 149

Hitachi Powdered Metals Co., Ltd.

patents

2 out of 219

Kabushiki Kaisha Riken

5. 4 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1988-2012

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25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8247137 - Fuel cell and production of fuel cell stack (2012-08-21),

2. 7981572 - Fuel cell and production of fuel cell stack (2011-07-19),

3. 7309465 - Sintered sprocket for silent chain and production method therefor (2007-12-18),

4. 7041149 - Sintered sprocket for silent chain and production method therefor (2006-05-09),

5. 6605162 - Anisotropic magnet and process of producing the same (2003-08-12),

6. 6562098 - Wear resistant sintered member (2003-05-13),

7. 6488736 - Method of producing sintered metal sprocket and sprocket produced by the method (2002-12-03),

8. 6382942 - Internal gear oil pump made of aluminum alloys (2002-05-07),

9. 6332904 - Mixed powder metallurgy process (2001-12-25),

10. 6037067 - High temperature abrasion resistant copper alloy (2000-03-14),

11. 5949003 - High-temperature wear-resistant sintered alloy (1999-09-07),

12. 5859376 - Iron base sintered alloy with hard particle dispersion and method for (1999-01-12),

13. 5666637 - Method of manufacturing connecting rod (1997-09-09),

14. 5554338 - Method of preparing composite sintered body (1996-09-10),

15. 5529602 - Sintered iron alloy resistant to abrasion at high temperature and method (1996-06-25),

Title: The Innovative Contributions of Akira Fujiki in Fuel Cell Technology

Introduction: Akira Fujiki, a prominent inventor based in Yokohama, Japan, has significantly contributed to the field of fuel cell technology. With a remarkable portfolio of 25 patents, Fujiki's work focuses on innovative solutions for enhancing the efficiency and production of fuel cell stacks.

Latest Patents: Among his latest inventions are patented technologies that improve the assembly of fuel cell stacks. The system involves alternately stacking separators and membrane-electrode assemblies within a guide box. Each separator is designed with groove-like gas paths, facilitating efficient gas flow. An adhesive agent is applied to the surfaces of the separators (excluding the gas paths) using photosensitive drums, which adsorb the powder in a specified pattern. After stacking, the components are heated and compressed using specialized presses and heaters to create a unitized fuel cell stack.

Career Highlights: Fujiki has had a notable career with industry leaders such as Nissan Motor Company Limited and Hitachi Powdered Metals Co., Ltd. His contributions in these organizations have been instrumental in advancing fuel cell technologies and their applications.

Collaborations: Throughout his career, Fujiki has collaborated with esteemed colleagues like Makoto Kano and Kei Ishii. These partnerships have fostered an environment of innovation, leading to the development of cutting-edge technologies in the fuel cell domain.

Conclusion: Akira Fujiki's impactful inventions and collaborations have positioned him as a key figure in the innovation of fuel cell technology. His extensive patent portfolio reflects his commitment to advancing clean energy solutions, paving the way for a sustainable future.

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2 patents (EPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.