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For the Inventor, By the Inventor

Kanagawa, Japan

Takeshi Takemoto

This inventor holds 35 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Image Formation Technology. Top assignees: Ricoh Company, Ltd., Ricoh Watch Co., Ltd.. Active years: 1977-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Takemoto. Retrieved from https://idiyas.com/inventor/takeshi-takemoto

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

USPTO Granted Patents = 35 

% Patents Active = 57.1


Average Co-Inventor Count = 2.5

ph-index = 13

Forward Citations = 406(Granted Patents)


Location History:

  • Yokohama, JA (1977)
  • Yokohama, JP (1980 - 1981)
  • Tokyo, JP (2004 - 2005)
  • Yamato, JP (1985 - 2011)
  • Kanagawa-ken, JP (2005 - 2013)
  • Kanagawa, JP (2002 - 2015)

Company Filing History:

goldMedal35 out of 28,934 
 
Ricoh Company, Ltd.
 patents
silverMedal1 out of 11 
 
Ricoh Watch Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1977-2015

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Areas of Expertise:
Inkjet Head
Image Forming Apparatus
Transfer-Fixing Device
Electrostatic Transportation
Liquid Droplet Ejecting
Thermal Fixing Device
Cleaning Device
Classifier
Developer
Printing Hammer Assembly
Drive Circuit
Carriage Guide Mechanism
35 patents (USPTO):Explore Patents
1. 9028052 - Droplet discharging head and image forming apparatus (2015-05-12),
2. 8899730 - Droplet discharging head and image forming apparatus (2014-12-02),
3. 8602534 - Liquid droplet ejecting head, liquid droplet ejecting device, and image forming apparatus (2013-12-10),
4. 8480208 - Liquid-droplet ejection head and liquid-droplet ejection apparatus including same (2013-07-09),
5. 8398225 - Image forming apparatus, and apparatus and method for applying foamed liquid (2013-03-19),
6. 8393718 - Inkjet head and image forming apparatus having the same (2013-03-12),
7. 8200135 - Transfer-fixing devices with heating and temperature equalizing capabilities, and apparatuses and methods using the same (2012-06-12),
8. 7912412 - Transfer-fixing device, image forming apparatus including the transfer-fixing device, and transfer-fixing method (2011-03-22),
9. 7907881 - Transfer-fixing device, image forming apparatus, and transfer-fixing method (2011-03-15),
10. 7905573 - Liquid ejection head with nozzle plate deformed by heat and image forming apparatus including the liquid election head (2011-03-15),
11. 7869752 - Cleaning device, fixing device, and image forming apparatus (2011-01-11),
12. 7856201 - Image transfer fixation apparatus and image formation apparatus (2010-12-21),
13. 7711301 - Image transfer device for image forming apparatus (2010-05-04),
14. 7643767 - Transfer-fixing unit and image forming apparatus for enhanced image quality (2010-01-05),
15. 7062204 - Classifier, developer, and image forming apparatus (2006-06-13),

Title: **Exploring the Innovations of Takeshi Takemoto**

Introduction

Takeshi Takemoto, based in Kanagawa, Japan, is a prolific inventor with a remarkable portfolio comprising 35 patents. His work primarily focuses on advancements in imaging technology, particularly in droplet discharging systems used in printing and related applications.

Latest Patents

Among his latest innovations are two notable patents for a droplet discharging head and an image forming apparatus. These patents detail a sophisticated design featuring a nozzle substrate, liquid chamber substrate, and piezoelectric elements. The droplet discharging head includes a nozzle opening, liquid pressure chambers, and a vibration plate, all meticulously arranged to enhance performance. The integration of a driving element in a flip-chip implementation signifies a cutting-edge approach to manufacturing these components. Moreover, the design includes a reinforcing wire that plays a critical role in supporting the piezoelectric elements, showcasing Takemoto's commitment to both functionality and durability.

Career Highlights

Takeshi Takemoto has had a significant impact during his tenure at notable companies, including Ricoh Company, Ltd. and Ricoh Watch Co., Ltd. His work has contributed to advancements in various technologies, establishing him as a key player in the field.

Collaborations

Throughout his career, Takemoto has collaborated with distinguished professionals such as Takashi Seto and Hiromitsu Takagaki. These partnerships have fostered an environment of innovation and have been pivotal in driving forward his groundbreaking projects.

Conclusion

Takeshi Takemoto's contributions to the field of imaging technology are a testament to his inventive spirit and expertise. His patents reflect his dedication to enhancing functionality in droplet discharging systems, while his collaborations and career at leading companies highlight his importance in the innovation landscape. The future holds great promise for further advancements from this influential inventor.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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