Company Filing History:

22 out of 28,544

Ricoh Company, Ltd.

Years Active: 2013-2022

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23 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 11398364 - Electron gun, electron microscope, three-dimensional additive manufacturing apparatus, and method of adjusting current of electron gun (2022-07-26),

2. 10281866 - Image forming apparatus and process cartridge (2019-05-07),

3. 9442429 - Image forming apparatus and method of switching collected developer route in image forming apparatus (2016-09-13),

4. 9429895 - Cleaning device and image forming apparatus (2016-08-30),

5. 9395678 - Waste toner container and image forming apparatus (2016-07-19),

6. 9316997 - Image forming apparatus that selectively recycles developer (2016-04-19),

7. 9285754 - Image forming apparatus (2016-03-15),

8. 9031469 - Image forming apparatus and process cartridge incorporated therein (2015-05-12),

9. 8989619 - Image forming apparatus having transfer belt contact and separating mechanism interfering with removable unit (2015-03-24),

10. 8958737 - Lubricant Supplying Device, Process Cartridge, and Image Forming Apparatus (2015-02-17),

11. 8934808 - Charging device, including a cleaning device to clean a charging roller (2015-01-13),

12. 8918016 - Process cartridge and image forming apparatus including same (2014-12-23),

13. 8676107 - Lubricant applying device, process cartridge, and image forming apparatus (2014-03-18),

14. 8655254 - Lubricant applicator, image forming apparatus, and method of mounting lubricant applicator (2014-02-18),

15. 8655205 - Waste toner container and image forming apparatus including same (2014-02-18),

Title: Takuma Iwasaki: A Pioneer in Electron Technology

Introduction

Takuma Iwasaki, based in Kanagawa, Japan, is a remarkable inventor with a significant portfolio of 23 patents. His work primarily focuses on innovative technologies in electron optics and imaging, contributing to advancements in various scientific and industrial applications.

Latest Patents

Takuma's latest patents showcase his ingenuity in developing technologies that enhance electron-based operations. Among his notable patents are:

1. **Electron Gun**: This invention features a cathode designed to emit thermions with an innovative cathode heating power supply. It utilizes a grid voltage that converges the thermions, directing them through an anode, thus producing a precise electron beam.

2. **Three-Dimensional Additive Manufacturing Apparatus**: This invention marks a significant advancement in manufacturing technology, allowing for efficient production and layering, which is critical for modern engineering applications.

3. **Image Forming Apparatus and Process Cartridge**: This patent includes a comprehensive solution for rendering visible images using an exposure device, a development unit, and adjustable components to optimize the distance between the image-bearing surface and the exposure source.

Career Highlights

Throughout his career, Takuma Iwasaki has been associated with notable companies, including Ricoh Company, Ltd. and Jeol Ltd. His expertise in electron technology and imaging systems has propelled these organizations forward in their respective industries, laying foundational work for future innovations.

Collaborations

Takuma’s journey has seen him collaborate with distinguished colleagues such as Michiya Okamoto and Ken Amemiya. Their combined knowledge and innovation have led to significant advancements in their fields, further underscoring the importance of teamwork in the evolution of technology.

Conclusion

Takuma Iwasaki's contributions to the fields of electron technology and imaging are invaluable. His 23 patents reflect a commitment to innovation that not only enhances current technologies but also paves the way for future advancements. As he continues his work, the impact of his inventions will undoubtedly resonate across various sectors of technology and research.

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