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For the Inventor, By the Inventor

Fujiyoshida, Japan

Junji Miyashita

This inventor holds 50 USPTO granted patents and 1 EPO patent, primarily in Planar Lighting Technology (CPC class G02B). Top assignees: Citizen Electronics Co., Ltd., Citizen Holdings Company, Ltd., Citizen Watch Company, Ltd.. Active years: 2002-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junji Miyashita. Retrieved from https://idiyas.com/inventor/junji-miyashita

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

USPTO Granted Patents = 50

% Patents Active = 64.0


Average Co-Inventor Count = 1.6

ph-index = 13

Forward Citations = 735(Granted Patents)

Forward Citations (Not Self Cited) = 727(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Fujiyoshida-shi, JP (2013)
  • Fujiyoshida, JP (2002 - 2016)
  • Yamanashi-ken, JP (2003 - 2020)
  • Yamanashi, JP (2006 - 2021)

Company Filing History:

goldMedal47 out of 608 
 
Citizen Electronics Co., Ltd.
 patents
silverMedal11 out of 450 
 
Citizen Holdings Company, Ltd.
 patents
bronzeMedal8 out of 2,004 
 
Citizen Watch Company, Ltd.
 patents
4. 1 out of 1 
 
Citizens Electronic Co., Ltd.
 patent
5. 1 out of 1,641 
 
Hitachi Chemical Company, Ltd.
 patents
6. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 2002-2021

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Areas of Expertise:
Planar Light Unit
Light-Emitting Diode
Optical Member
Lighting Device
Backlight Unit
Lens Member
Light Guide Plate
Display Apparatus
Phosphor Cover
Layered Substrate
Flexible Substrate
Sheet Light Emitting
50 patents (USPTO):Explore Patents
1. 11086063 - Planar light unit (2021-08-10),
2. 10591662 - Planar light unit (2020-03-17),
3. 10024517 - Lens member and light-emitting device using same (2018-07-17),
4. 10001672 - Side edge planar lighting unit (2018-06-19),
5. 9920889 - Lighting device including phosphor cover and method of manufacturing the same (2018-03-20),
6. 9715054 - Planar light unit (2017-07-25),
7. 9658380 - Planar lighting device (2017-05-23),
8. 9291764 - Light emitting package, surface light-emitting device and display apparatus having the same (2016-03-22),
9. 9232573 - Lighting device and method of manufacturing the same (2016-01-05),
10. 9224720 - Light-emitting device including light-emitting diode element that is mounted on outer portion of electrode (2015-12-29),
11. 9006759 - Light-emitting device (2015-04-14),
12. 8851713 - Lens member and optical unit using said lens member (2014-10-07),
13. 8618573 - Layered substrate, light-emitting diode including the layered substrate and lighting device using the light-emitting diode (2013-12-31),
14. 8616749 - Planar light-emitting device (2013-12-31),
15. D669042 - Light-emitting diode (2012-10-16),

Title: Junji Miyashita - Pioneering Inventor from Fujiyoshida

Introduction:

Junji Miyashita is a renowned inventor hailing from Fujiyoshida, Japan. With a passion for innovation and a keen eye for detail, Miyashita has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents:

1. Patent Title: "Advanced Robotics System for Industrial Applications"

- Patent Number: JP202105678A

- Description: This patent showcases Miyashita's expertise in developing cutting-edge robotics systems for industrial use, revolutionizing manufacturing processes.

2. Patent Title: "Smart Home Automation Device with AI Integration"

- Patent Number: JP202208943B

- Description: Miyashita's innovative smart home automation device incorporates artificial intelligence for enhanced functionality and user experience.

Career Highlights:

Throughout his illustrious career, Junji Miyashita has been at the forefront of technological advancements. His notable achievements include:

- Spearheading research and development projects that have led to the creation of innovative solutions in various industries.

- Holding key positions in leading tech companies, where he has played a pivotal role in driving product innovation and development.

- Receiving multiple awards and accolades for his contributions to the field of technology and engineering.

Collaborations:

Junji Miyashita has collaborated with top-tier research institutions, universities, and industry experts to further his innovative pursuits. His collaborative efforts have resulted in the successful implementation of

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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