Kazuhiko Fujisawa

This inventor holds 34 USPTO granted patents and 3 published patent applications, plus 1 CIPO patent and 15 EPO patents, primarily in Silicone Hydrogel Technology. Top assignees: Johnson and Johnson Vision Care, Inc., Toray Industries, Inc.. Active years: 2004-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Fujisawa. Retrieved from https://idiyas.com/inventor/kazuhiko-fujisawa

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

USPTO Granted Patents = 34 (Patent Applications = 3)

% Patents Active = 88.2

CIPO Patents = 1 (Patent Applications = 2)

EPO Patents = 15 (Patent Applications = 11)

Average Co-Inventor Count = 3.3

ph-index = 7

Forward Citations = 290(Granted Patents)

Location History:

Otsu, JP (2004 - 2018)
Shiga, JP (2010 - 2019)

Company Filing History:

26 out of 908

Johnson and Johnson Vision Care, Inc.

patents

19 out of 3,586

Toray Industries, Inc.

patents

where one patent can have more than one assignee

Years Active: 2004-2019

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Areas of Expertise:

Silicone Hydrogel

Ocular Lenses

Medical Device

Antimicrobial Composition

Silicone Acrylamide

Macromonomer Mixture

Hydrolysis-Resistant Compounds

Silicone Prepolymers

Terminal-Reactive Polymer

Macroinitiator

Contact Lens

Silicone Polymer

34 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10240034 - Silicone acrylamide copolymer (2019-03-26),

2. 10125209 - Macromonomer mixture, terminal-reactive polymer mixture, intermediate for macromonomer and silicone hydrogel (2018-11-13),

3. 10087274 - Silicone hydrogel, medical device, lens for eye and contact lens (2018-10-02),

4. 9778488 - Medical device and method for producing the same (2017-10-03),

5. 9745460 - Silicone acrylamide copolymer (2017-08-29),

6. 9632212 - Medical device and method for producing the same (2017-04-25),

7. 9617423 - Macroinitiator containing hydrophobic segment (2017-04-11),

8. 9377562 - Medical device, and method for producing same (2016-06-28),

9. 9345811 - Medical antimicrobial composition and medical device comprising the same (2016-05-24),

10. 9321890 - Macroinitiator containing hydrophobic segment (2016-04-26),

11. 9056880 - Process for producing hydrolysis-resistant silicone compounds (2015-06-16),

12. 9056878 - Hydrolysis-resistant silicone compounds (2015-06-16),

13. 8921449 - Hydrolysis-resistant silicone compounds (2014-12-30),

14. 8779178 - Hydrolysis-resistant silicone compounds (2014-07-15),

15. 8748548 - Macromonomer mixture, terminal-reactive polymer mixture, intermediate for macromonomer and silicone hydrogel (2014-06-10),

Title: Kazuhiko Fujisawa - Pioneering Inventor from Shiga, Japan

Introduction:

Kazuhiko Fujisawa is a renowned inventor hailing from Shiga, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents:

Kazuhiko Fujisawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights:

With a career spanning over two decades, Kazuhiko Fujisawa has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs. His innovative mindset and dedication to his work have earned him recognition as a trailblazer in the industry.

Collaborations:

Throughout his career, Kazuhiko Fujisawa has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing. His collaborative efforts have resulted in the development of cutting-edge technologies that have the potential to shape the future of various industries.

Conclusion:

In conclusion, Kazuhiko Fujisawa's passion for innovation, coupled with his technical expertise, has solidified his position as a key figure in the world of inventors. His relentless pursuit of excellence and commitment to creating impactful solutions continue to inspire the next generation of innovators worldwide.

Profile summary based on public USPTO records.