Company Filing History:

8 out of 90,594

Canon Kabushiki Kaisha

where one patent can have more than one assignee

Years Active: 2016-2019

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8 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 10295922 - Toner and toner manufacturing method (2019-05-21),

2. 10095144 - Toner and method for manufacturing the same (2018-10-09),

3. 10078285 - Toner and method for manufacturing toner (2018-09-18),

4. 10012922 - Toner and method for producing toner (2018-07-03),

5. 9996018 - Toner and method for manufacturing the same (2018-06-12),

6. 9964879 - Toner and method for producing toner (2018-05-08),

7. 9829814 - Toner (2017-11-28),

8. 9505723 - Compound, dispersant and toner (2016-11-29),

Title: Haruko Kubo: Innovator in Toner Technology

Introduction

Haruko Kubo is a notable inventor based in Fukui, Japan. She has made significant contributions to the field of toner technology, holding a total of 8 patents. Her innovative work has advanced the methods of toner manufacturing, making her a key figure in this industry.

Latest Patents

Kubo's latest patents include a toner and toner manufacturing method. One of her patents describes a toner containing a toner particle that includes a binder resin, a resin A with a pKa of 6.0-9.0, and a pigment with a pKb of 4.0-7.0. The pKa is determined through a specific neutralization titration process, while the pKb is measured using a pigment dispersion method. Another patent focuses on a toner that contains a binder resin, a pigment, a pigment dispersant, and a fixing assistant. In this invention, the pigment dispersant has a unique structure and the binder resin and fixing assistant meet specific criteria.

Career Highlights

Throughout her career, Haruko Kubo has worked with prominent companies such as Canon Kabushiki Kaisha and Canon Finetech Inc. Her experience in these organizations has allowed her to refine her skills and contribute to groundbreaking innovations in toner technology.

Collaborations

Kubo has collaborated with talented individuals in her field, including Yu Yoshida and Yuhei Terui. These partnerships have fostered a creative environment that has led to the development of her innovative patents.

Conclusion

Haruko Kubo's contributions to toner technology through her patents and collaborations highlight her role as a leading inventor in this field. Her work continues to influence the industry and inspire future innovations.

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