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For the Inventor, By the Inventor

Tokyo, Japan

Masami Okita

This inventor holds 13 USPTO granted patents and 1 published patent application. Top assignee: Sony Corporation. Active years: 1994-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Okita. Retrieved from https://idiyas.com/inventor/masami-okita

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 = 100.0

Average Co-Inventor Count = 2.4

ph-index = 7

Forward Citations = 130(Granted Patents)


Location History:

  • Kanagawa, JP (1994 - 1996)
  • Tokyo, JP (1999 - 2015)

Company Filing History:

goldMedal13 out of 58,145 
 
Sony Corporation
 patents

Years Active: 1994-2015

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13 patents (USPTO):Explore Patents
1. 9024337 - Display panel and display unit (2015-05-05),
2. 8366310 - Light source device, display apparatus, and optical member (2013-02-05),
3. 6771236 - Display panel and display device to which the display panel is applied (2004-08-03),
4. 6522053 - Field emission element, fabrication method thereof, and field emission display (2003-02-18),
5. 6489710 - Electron emitting apparatus, manufacturing method therefor and method of operating electron emitting apparatus (2002-12-03),
6. 6319082 - Method of making an electron emission device by anode oxidation (2001-11-20),
7. 6278228 - Cold cathode field emission device and cold cathode field emission display (2001-08-21),
8. 6135839 - Method of fabricating edge type field emission element (2000-10-24),
9. 5989404 - Method for manufacturing a fluorescent screen display (1999-11-23),
10. 5939823 - Fluorescent screen display device having electrodeposited color coated (1999-08-17),
11. 5534749 - Field-emission display with black insulating layer between transparent (1996-07-09),
12. 5466358 - Method of forming a fluoresecent screen by electrodeposition on a screen (1995-11-14),
13. 5291098 - Light emitting device (1994-03-01),

Title: Masami Okita: Innovator in Display Technology

Introduction

Masami Okita is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of display technology, holding a total of 13 patents. Her innovative work has been instrumental in advancing the efficiency and quality of display panels.

Latest Patents

One of her latest patents involves a display panel that includes a mounting substrate with light-emitting elements mounted for each pixel. These elements emit light at different wavelengths, enhancing the display's color range. Additionally, the design features a counter substrate that includes a light-shielding layer and a light diffusion layer, which work together to optimize light emission and reduce loss. Another notable patent focuses on an optical member that reflects light emitted from light-emitting diodes with high reflectivity. This innovation significantly improves light utilization efficiency, thereby enhancing the brightness of display devices.

Career Highlights

Masami Okita has built a successful career at Sony Corporation, where she has been able to apply her expertise in display technology. Her work has not only contributed to the company's product offerings but has also set new standards in the industry.

Collaborations

Throughout her career, Okita has collaborated with talented individuals such as Yuichi Iwase and Toshio Ohoshi. These partnerships have fostered a creative environment that has led to groundbreaking innovations in display technology.

Conclusion

Masami Okita's contributions to display technology exemplify her role as a leading inventor in her field. Her innovative patents and collaborations continue to influence the industry and inspire future advancements.

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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