Company Filing History:

11 out of 39,244

Fujitsu Corporation

patents

3 out of 36,713

Toyota Jidosha Kabushiki Kaisha

patents

1 out of 2

Earthrecycle Co., Ltd.

patents

Years Active: 1995-2021

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10920372 - Method for separating cellulose (2021-02-16),

2. 9991529 - Fuel cell system and operating method of a fuel cell (2018-06-05),

3. 8603687 - Fuel cell system (2013-12-10),

4. 8541120 - Fuel cell system and operation method for fuel cell system (2013-09-24),

5. 7023769 - Data recording method, data reproduction method, data recording device, data reproduction device and optical recording medium (2006-04-04),

6. 6977879 - Apparatus for adjusting phase of clock signal based on phase error calculated from sampled values of readout signal (2005-12-20),

7. 6876607 - Data recording method and apparatus for reducing fluctuation in DC component (2005-04-05),

8. 6831884 - Clock adjusting device for use with data reproducing apparatus, offset detecting device, and data reproducing apparatus (2004-12-14),

9. 6781938 - Expected value generation unit and a data reproduction apparatus (2004-08-24),

10. 6721256 - Phase detection using sampled data (2004-04-13),

11. 6680684 - Data reproduction device with simplified circuit structure (2004-01-20),

12. 6603419 - Data reproduction device with simplified circuit structure (2003-08-05),

13. 6151282 - Clock matching apparatus for a data reproduction system (2000-11-21),

14. 5966353 - Optical storage device made thinner by substituting electrical means for (1999-10-12),

15. 5386550 - Pseudo-LSI device and debugging system incorporating same (1995-01-31),

Title: Kenichi Hamada: Innovator in Cellulose Separation and Fuel Cell Technology

Introduction

Kenichi Hamada is a prominent inventor based in Kato, Japan, known for his significant contributions to the fields of cellulose separation and fuel cell technology. With a total of 15 patents to his name, Hamada has made remarkable advancements that have the potential to impact various industries.

Latest Patents

Hamada's latest patents include a method for separating cellulose from wood-based raw materials. This innovative method involves injecting the raw material into a dissolution reservoir containing ethylene glycol as a separating agent. The process requires heating the separating agent to a temperature range of 260°C to 280°C, allowing for the reaction between the wood-based raw material and the separating agent. This method effectively evaporates a hemicellulose component, condenses it, and monitors the pH value of the condensate. Additionally, Hamada has developed a fuel cell system that operates under conditions of no humidity or high temperature. This system features a unique design where fuel gas and oxidant gas flow in opposite directions, enhancing efficiency and performance.

Career Highlights

Throughout his career, Kenichi Hamada has worked with notable companies such as Fujitsu Corporation and Toyota Motor Corporation. His experience in these leading organizations has contributed to his expertise and innovative capabilities in technology development.

Collaborations

Hamada has collaborated with esteemed colleagues, including Masakazu Taguchi and Akira Nanba, further enriching his work and expanding the impact of his inventions.

Conclusion

Kenichi Hamada's contributions to cellulose separation and fuel cell technology exemplify his innovative spirit and dedication to advancing scientific knowledge. His patents reflect a commitment to creating solutions that address contemporary challenges in technology and sustainability.

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