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For the Inventor, By the Inventor

Suwa, Japan

Nobukazu Nagae

This inventor holds 31 USPTO granted patents and 1 published patent application, primarily in Liquid Crystal Displays. Top assignees: Sharp Kabushiki Kaisha Corporation, Seiko Epson Corporation, Sharp Kabushiki. Active years: 1995-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobukazu Nagae. Retrieved from https://idiyas.com/inventor/nobukazu-nagae

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

USPTO Granted Patents = 31 

% Patents Active = 54.8

Average Co-Inventor Count = 3.5

ph-index = 14

Forward Citations = 606(Granted Patents)


Location History:

  • Sendai, JP (2002 - 2004)
  • Sendi, JP (2006)
  • Nara, JP (2004 - 2008)
  • Tenri, JP (1995 - 2010)
  • Suwa, JP (2008 - 2012)
  • Yamatokoriyama, JP (2010 - 2012)
  • Shiojiri, JP (2018)

Company Filing History:

goldMedal27 out of 25,949 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal3 out of 34,238 
 
Seiko Epson Corporation
 patents
bronzeMedal1 out of 11 
 
Sharp Kabushiki
 patents

Years Active: 1995-2018

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Areas of Expertise:
Electrophoresis Display
Liquid Crystal Device
Display Panel
Thin Film Material
Vertical Alignment
Multi-Domain Liquid Crystal
Image Display System
Polymer Dispersed Liquid Crystal
31 patents (USPTO):Explore Patents
1. 9958752 - Electrophoresis display device and electronic apparatus (2018-05-01),
2. 8164725 - Liquid crystal device and electronic apparatus (2012-04-24),
3. 8088495 - Wiring material, wiring substrate and manufacturing method thereof, display panel, fine particle thin film material, substrate including thin film layer and manufacturing method thereof (2012-01-03),
4. 7999891 - Liquid crystal display device (2011-08-16),
5. 7995170 - Liquid crystal display device (2011-08-09),
6. 7760306 - Liquid crystal device and manufacturing method therefor, and electronic apparatus (2010-07-20),
7. 7728937 - Multi-domain liquid crystal with axisymmetric alignment and electrode having asymmetrical cuts at the edge (2010-06-01),
8. 7718273 - Wiring material, wiring substrate and manufacturing method thereof, display panel, fine particle thin film material, substrate including thin film layer and manufacturing method thereof (2010-05-18),
9. 7705943 - LCD device having vertically aligned liquid crystal layer between first and second substrates in which the first substrate has a first opening and a second opening and/or cut in which the second opening and/or cut width is greater than the first opening width (2010-04-27),
10. 7701538 - Vertical alignment type LCD device with overlapping openings at opposed first and second electrodes and depression in interlayer insulating film corresponding to first electrode opening (2010-04-20),
11. 7697099 - Liquid crystal display device and fabrication method thereof (2010-04-13),
12. 7646459 - Liquid crystal display device (2010-01-12),
13. 7443475 - Liquid crystal display apparatus (2008-10-28),
14. 7385660 - Liquid crystal display device for transflector having opening in a first electrode for forming a liquid crystal domain and openings at first and second corners of the domain on a second electrode (2008-06-10),
15. 7321342 - Image display system (2008-01-22),

Title: **Nobukazu Nagae: A Pioneer in Electrophoresis and Liquid Crystal Technologies**

Introduction:

Nobukazu Nagae is a renowned inventor based in Suwa, Japan, with an impressive portfolio of 31 patents to his name. His work, particularly in the fields of electrophoresis display devices and liquid crystal technologies, has significantly contributed to advancements in electronic apparatuses.

Latest Patents:

Nagae's latest innovations include two groundbreaking patents. The first is an **electrophoresis display device**, which features a structured design composed of an element substrate and a counter substrate separated by an electrophoresis layer. This layer contains a dispersion liquid filled with electrophoretic particles, elegantly sealed with a dividing wall to create multiple cells. The sealing layer is designed to withstand a modulus of elasticity ranging from 1 MPa to 100 MPa at 25°C, ensuring durability and performance.

The second patent is for a **liquid crystal device**. This invention involves a circuit substrate and a counter substrate, with a liquid crystal layer positioned in between. Notably, Nagae has incorporated a first alignment layer on the counter substrate, manufactured using a coating process, along with a second alignment layer on the circuit substrate, created through a vacuum process. This innovative arrangement facilitates vertical alignment and generates a pretilt effect, enhancing the device's functionality.

Career Highlights:

Nobukazu Nagae has held significant positions in prominent companies such as Sharp Corporation and Seiko Epson Corporation. His expertise in technology and innovation has made a lasting impact on the development of electronic devices and display technologies.

Collaborations:

Throughout his career, Nagae has collaborated with eminent colleagues, including Noriaki Onishi and Nobuaki Yamada. Their collective efforts have fostered innovation and progress in the fields they operate in.

Conclusion:

Nobukazu Nagae's contributions to the world of technology are marked by his inventive spirit and dedication to improvement. With his extensive array of patents and collaborative work with other talented professionals, Nagae continues to pave the way for future advancements in electrophoresis and liquid crystal technologies.

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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