Kenji Kiyama

This inventor holds 24 USPTO granted patents and 7 published patent applications, plus 6 CIPO patents and 7 EPO patents, primarily in Combustion Technology. Top assignees: Babcock-Hitachi Kabushiki Kaisha, Babcock-Hitachi K.k., Hitachi, Ltd.. Active years: 1998-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Kiyama. Retrieved from https://idiyas.com/inventor/kenji-kiyama

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 24 (Patent Applications = 7)

% Patents Active = 83.3

CIPO Patents = 6 (Patent Applications = 1)

EPO Patents = 7 (Patent Applications = 9)

Average Co-Inventor Count = 6.3

ph-index = 7

Forward Citations = 188(Granted Patents)

Location History:

Kure, JP (1998 - 2016)
Hiroshima, JP (2010 - 2017)
Kanagawa, JP (2019)
Yokohama, JP (2020 - 2023)

Company Filing History:

8 out of 222

Babcock-Hitachi Kabushiki Kaisha

Mitsubishi Hitachi Power Systems, Ltd.

patents

5. 2 out of 4,741

Mitsubishi Heavy Industries Limited

patents

6. 3 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 1998-2023

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Areas of Expertise:

Solid Fuel Burner

Boiler Equipment

Combustion Device

Oxygen Combustion

Combustion Apparatus

After-Air Nozzle

Pulverized Coal Burner

Combustion Method

Two-Stage Combustion

Wind Box

Fine Coal Powder

Overfiring Air Port

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11692705 - Solid fuel burner, boiler equipment, nozzle unit for solid fuel burner, and guide vane unit (2023-07-04),

2. 11649962 - Burner and combustion device (2023-05-16),

3. 10591156 - Burner, combustion device, boiler, and burner control method (2020-03-17),

4. 10359193 - Combustion device (2019-07-23),

5. 9599335 - Solid-fuel burner (2017-03-21),

6. 9513000 - Oxygen combustion system and method for operating same (2016-12-06),

7. 7922480 - Combustion apparatus and wind box (2011-04-12),

8. 7878130 - Overfiring air port, method for manufacturing air port, boiler, boiler facility, method for operating boiler facility and method for improving boiler facility (2011-02-01),

9. 7770528 - Solid fuel burner, solid fuel burner combustion method, combustion apparatus and combustion apparatus operation method (2010-08-10),

10. 7681508 - After-air nozzle for two-stage combustion boiler, and a two-stage combustion boiler, boiler and combustion method using the same (2010-03-23),

11. 7553153 - Burner and combustion method for solid fuels (2009-06-30),

12. 7392752 - Solid fuel boiler and method of operating combustion apparatus (2008-07-01),

13. 7213522 - Solid fuel burner, solid fuel burner combustion method, combustion apparatus and combustion apparatus operation method (2007-05-08),

14. 6938560 - Solid fuel boiler and method of operating combustion apparatus (2005-09-06),

15. 6715432 - Solid fuel burner and method of combustion using solid fuel burner (2004-04-06),

Title: Kenji Kiyama - Innovator in Solid Fuel Burner Technology

Introduction

Kenji Kiyama is an accomplished inventor based in Kure, Japan, recognized for his significant contributions to the field of combustion technology. With a total of 24 patents to his name, Kiyama has been at the forefront of innovations that enhance efficiency and effectiveness in solid fuel burning systems.

Latest Patents

His most recent patents include a variety of cutting-edge products such as the solid fuel burner, boiler equipment, nozzle unit for a solid fuel burner, and a guide vane unit. The innovations entail a sophisticated solid fuel burner designed to fit within a furnace wall, featuring a solid fuel nozzle for ejecting a mixture of solid fuel and primary air. Additional elements include secondary and tertiary air nozzles for improved airflow, alongside guide members that regulate the directions of airflow in relation to the burner's central axis. One of his significant innovations pertains to a burner that incorporates a fuel supply nozzle leading to a low-oxygen combustion environment, allowing for the efficient burning of a solid fuel and ammonia mixture.

Career Highlights

Throughout his career, Kenji Kiyama has been associated with notable companies including Babcock-Hitachi Kabushiki Kaisha and Babcock-Hitachi K.K. His work within these organizations has allowed him to develop and patent technologies that advance the performance of combustion systems.

Collaborations

Kiyama has collaborated with other talented professionals in the field, including Hirofumi Okazaki and Hironobu Kobayashi. These partnerships have played a critical role in fostering innovation and encouraging the sharing of ideas within the industry.

Conclusion

Kenji Kiyama's impact on the combustion sector, particularly through his inventive work on solid fuel burners, represents the essence of technological advancement. His extensive portfolio of patents showcases his dedication to improving combustion efficiency, thus positioning him as a significant figure among inventors in the energy industry.

Profile summary based on public USPTO records.