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For the Inventor, By the Inventor

Tokyo, Japan

Kazuhiko Nagaoka

This inventor holds 13 USPTO granted patents and 1 EPO patent. Top assignees: Oki Data Corporation, Oki Electric Industry Co., Ltd., Kureha Corporation. Active years: 1992-2011.

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

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

USPTO Granted Patents = 13

% Patents Active = 84.6


Average Co-Inventor Count = 3.5

ph-index = 5

Forward Citations = 59(Granted Patents)


Company Filing History:

goldMedal7 out of 1,875 
 
Oki Data Corporation
 patents
silverMedal6 out of 4,980 
 
Oki Electric Industry Co., Ltd.
 patents
bronzeMedal1 out of 336 
 
Kureha Corporation
 patents
where one patent can have more than one assignee

Years Active: 1992-2011

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13 patents (USPTO):Explore Patents
1. 7872805 - Lenticular lens medium (2011-01-18),
2. 7852563 - Lenticular lens medium (2010-12-14),
3. 6571079 - Image recording apparatus having electrically conductive members for preventing charge migration (2003-05-27),
4. 6285384 - Printer having circuit for providing improved printing quality (2001-09-04),
5. 6097925 - Print medium guide for electrophotographic printer (2000-08-01),
6. 5943533 - Method and apparatus for forming an electrostatic latent image with (1999-08-24),
7. 5887220 - Electrophotographic printer sensing ambient conditions without sensors (1999-03-23),
8. 5818488 - Printer having circuit for providing improved printing quality (1998-10-06),
9. 5765076 - Method and apparatus for forming an electrostatic latent image with (1998-06-09),
10. 5751328 - Printer having circuit for providing improved printing quality (1998-05-12),
11. 5648810 - Printer which prints with a resolution exceeding led head resolution (1997-07-15),
12. 5478156 - Printer having print data arithmetic logic (1995-12-26),
13. 5166728 - Electrophotographic printer having a thermal conductive member (1992-11-24),

Title: Kazuhiko Nagaoka: Innovator in Lenticular Lens Technology

Introduction

Kazuhiko Nagaoka, located in Tokyo, Japan, is a notable inventor in the field of optical technology known for his contributions to lenticular lens mediums. With a total of 13 patents to his name, Nagaoka has made significant strides in enhancing the functionality and performance of optical devices.

Latest Patents

Among his most recent innovations is a lenticular lens medium, which is designed to include a plurality of semicylindrical-shaped or arc-shaped elongated convex parts. This medium boasts a volume resistivity of 1×10^-1 Ω·cm and a surface resistivity of 1×10^-1 Ω/□. The design of the lenticular lens medium incorporates convex parts with a thickness ranging from 0.3 to 3 mm, marking a significant advancement in the field of optics.

Career Highlights

Kazuhiko Nagaoka has had an impactful career working with reputable companies such as Oki Data Corporation and Oki Electric Industry Co., Ltd. His experience with these organizations has allowed him to develop his inventions further and implement innovative solutions in optical technologies.

Collaborations

Throughout his career, Nagaoka has collaborated with other skilled professionals, including Nobuo Wakasugi and Katsuyuki Ito. These collaborations have enabled the sharing of ideas and expertise, fostering advancements in the development of optical technologies.

Conclusion

Kazuhiko Nagaoka stands out as a key figure in the innovation of lenticular lenses, making considerable contributions to the technological landscape. His inventive spirit and dedication to improvement continue to pave the way for future advancements in optical mediums.

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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