Tokyo, Japan

Keiichi Yamamoto

This inventor holds 60 USPTO granted patents and 6 published patent applications and 8 EPO patents, primarily in Information Processing (CPC class F24F). Top assignees: Canon Kabushiki Kaisha, Mitsubishi Electric Corporation, Fujitsu Corporation. Active years: 1998-2026.

USPTO Granted Patents = 60 

% Patents Active = 55.0

 

Average Co-Inventor Count = 2.0

ph-index = 7

Forward Citations = 515(Granted Patents)

Forward Citations (Not Self Cited) = 488(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yamato, JP (2010 - 2011)
  • Kawasaki, JP (2002 - 2016)
  • Kanagawa, JP (2002 - 2023)
  • Yokohama, JP (1998 - 2024)
  • Tokyo, JP (2002 - 2024)

Company Filing History:

goldMedal14 out of 92,842 
 
Canon Kabushiki Kaisha
 patents
silverMedal13 out of 16,571 
 
Mitsubishi Electric Corporation
 patents
bronzeMedal8 out of 39,367 
 
Fujitsu Corporation
 patents
4. 8 out of 94 
 
Mitsubishi Fuso Truck & Bus Corporation
 patents
5. 3 out of 42,719 
 
Hitachi, Ltd.
 patents
6. 3 out of 360 
 
Keio University
 patents
7. 2 out of 88 
 
Hitachi Electronics Engineering Co., Ltd.
 patents
8. 1 out of 836 
 
Hitachi Cable, Inc.
 patents
9. 1 out of 830 
 
Jeol Ltd.
 patents
10. 1 out of 53,240 
 
Kabushiki Kaisha Toshiba
 patents
11. 1 out of 141 
 
Mayekawa Mfg. Co., Ltd.
 patents
12. 1 out of 1,648 
 
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
 patents
13. 1 out of 1,576 
 
Mitsumi Electric Company Ltd.
 patents
14. 1 out of 36,653 
 
Nec Corporation
 patents
15. 1 out of 13,420 
 
Nissan Motor Company Limited
 patents
16. 1 out of 134 
 
Opnext Japan, Inc.
 patents
17. 1 out of 7,649 
 
Renesas Electronics Corporation
 patents
18. 1 out of 58,145 
 
Sony Corporation
 patents
19. 1 out of 2,018 
 
Toshiba Medical Systems Corporation
 patents
where one patent can have more than one assignee

Years Active: 1998-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Camera Actuator
Air-Conditioning Apparatus
Information Processing
Heat Exchanger
Multi-Touch Operation
Superconducting Cable
Signal Transmission
Display Device
Semiconductor Circuit
Image Processing
Electronic Apparatus
Control Method
60 patents (USPTO):Explore Patents

Title: Innovations of Keiichi Yamamoto in Camera Technology and Air Conditioning

Introduction

Keiichi Yamamoto, an inventive contributor based in Tokyo, Japan, has made significant strides in the fields of imaging technology and climate control. With an impressive portfolio that includes 56 patents, Yamamoto's innovative spirit is reflected in his latest developments aimed at enhancing the functionality and efficiency of devices we rely on daily.

Latest Patents

Among his most recent patents are the advanced camera actuator, camera module, and camera mounting device. The camera actuator features a sophisticated design that includes a fixed-side member and a movable-side member that accommodates a lens unit. This design incorporates a drive unit that generates a drive force, facilitating precise movements along specified directions while also incorporating resistance against external forces.

Additionally, his air-conditioning apparatus showcases ingenuity with a housing that defines distinct spaces for optimal air flow and heat exchange. The apparatus includes a fan to draw air in, paired with a heat exchanger to enhance efficiency, alongside a refrigerant sensor that ensures functionality across varying conditions.

Career Highlights

Keiichi Yamamoto's professional journey includes significant roles at prestigious companies such as Mitsubishi Electric Corporation and Canon Kabushiki Kaisha. His time at these esteemed organizations has enabled him to push the boundaries of technology, resulting in patents that contribute to the enhancement of consumer devices and environmental controls.

Collaborations

Throughout his career, Yamamoto has collaborated with skilled professionals, including notable coworkers like Tomoki Hayashi and Toru Ihara. These collaborations have fostered an environment of creativity and innovation, allowing for the exploration of cutting-edge technological advancements.

Conclusion

In summary, Keiichi Yamamoto's contributions to camera technology and air conditioning systems exemplify his dedication to innovation. His numerous patents not only enhance existing technologies but also pave the way for future advancements in these fields. The impact of his work resonates in the devices we use every day, showcasing the importance of innovative thinking in modern design and engineering.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
Loading…