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For the Inventor, By the Inventor

Shizuoka, Japan

Akiyoshi Sabu

USPTO Granted Patents = 39 


 

Average Co-Inventor Count = 6.9

ph-index = 4

Forward Citations = 43(Granted Patents)


Location History:

  • Shizuoka-ken, JP (2012)
  • Numazu, JP (2011 - 2014)
  • Kanagawa, JP (2014 - 2018)
  • Shizuoka, JP (2014 - 2020)

Company Filing History:

goldMedal39 out of 28,544 
 
Ricoh Company, Ltd.
 patents

Years Active: 2011-2020

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39 patents (USPTO):
1. 10844235 - Ink, method of manufacturing ink, and ink cartridge (2020-11-24),
2. 10370548 - Copolymer, ink including copolymer, and ink-stored container (2019-08-06),
3. 10280321 - Ink, ink container, inkjet recording device, and recorded matter (2019-05-07),
4. 10273373 - Ink and method for producing same, and ink stored container, printing method, and printing apparatus (2019-04-30),
5. 10233341 - Ink, method of manufacturing ink, and ink cartridge (2019-03-19),
6. 10035869 - Copolymer, aqueous ink, and ink cartridge (2018-07-31),
7. 10000656 - Ink, recorded matter, ink container, recording device, and recording method (2018-06-19),
8. 9988543 - Ink, ink stored container, inkjet recording apparatus, and recorded matter (2018-06-05),
9. 9896530 - Copolymer, coloring material dispersion, ink, and ink store container (2018-02-20),
10. 9850391 - Ink, ink stored container, inkjet printing method, and inkjet printing device (2017-12-26),
11. 9850335 - Copolymer, aqueous ink, and ink cartridge (2017-12-26),
12. 9777091 - Copolymer, ink, and ink container (2017-10-03),
13. 9400439 - Toner, developer, and image forming apparatus (2016-07-26),
14. 9365670 - Copolymer, aqueous ink, and ink cartridge (2016-06-14),
15. 9353274 - Ink, ink cartridge, inkjet recording device, and copolymer (2016-05-31),

Title: Akiyoshi Sabu: Innovator in Ink Technology from Shizuoka, Japan

Introduction

Akiyoshi Sabu is a prominent inventor based in Shizuoka, Japan, known for his significant contributions to the field of ink technology. With a remarkable portfolio of 39 patents, Sabu's innovations have paved the way for advancements in manufacturing and facilitating better ink compositions.

Latest Patents

Sabu's latest patents showcase his expertise in developing innovative ink formulations. One notable patent describes a unique ink consisting of water, a coloring material, and a copolymer that includes specific structural units. These units are represented by meticulous chemical formulas, detailing components such as hydrogen atoms, methyl groups, and branched alkylene groups. Additionally, his patents cover a method of manufacturing ink cartridges designed to enhance efficiency and performance.

Career Highlights

Throughout his career, Akiyoshi Sabu has made substantial contributions to Ricoh Company, Ltd., where he has been instrumental in research and development. His work focuses on creating superior ink technologies that improve both quality and sustainability. The impact of his innovations is reflected in the increasing effectiveness of ink products used in various applications.

Collaborations

Akiyoshi Sabu collaborates with talented colleagues, including Yukiko Nakajima and Shigeyuki Harada. Together, they drive forward the innovation process within Ricoh Company, working cooperatively to enhance ink technology and broaden the scope of their research. This collaborative effort is vital in continuing to advance the company's pioneering work in the industry.

Conclusion

Akiyoshi Sabu's dedication to innovation in ink technology, coupled with his extensive patent portfolio, underscores his role as a key figure in the field. His contributions highlight the importance of research and development in creating efficient and effective products. As ink technology continues to evolve, Sabu's work will undoubtedly influence the future of this essential industry.

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