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For the Inventor, By the Inventor

Tokyo, Japan

Takatoku Shimizu

This inventor holds 29 USPTO granted patents and 2 EPO patents, primarily in LED Array Technology. Top assignees: Oki Electric Industry Co., Ltd., Oki Data Corporation, Oki Electric Industry, C., Ltd.. Active years: 1995-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takatoku Shimizu. Retrieved from https://idiyas.com/inventor/takatoku-shimizu

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

USPTO Granted Patents = 29

% Patents Active = 86.2

 

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 264(Granted Patents)


Location History:

  • Minato-ku, JP (2000)
  • Tokyo, JP (1995 - 2017)

Company Filing History:

goldMedal15 out of 4,980 
 
Oki Electric Industry Co., Ltd.
 patents
silverMedal13 out of 1,875 
 
Oki Data Corporation
 patents
bronzeMedal1 out of 1 
 
Oki Electric Industry, C., Ltd.
 patent

Years Active: 1995-2017

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Areas of Expertise:
Image Forming Apparatus
LED Array
Light-Emitting Diode
High-Density Array
Image Formation Unit
Light-Sensing Array
LED Print Head
Light Emitting Element
Fabrication Method
Electrophotographic Printer
Cleaning Member
Variable Display
29 patents (USPTO):Explore Patents
1. 9535364 - Image forming apparatus (2017-01-03),
2. 8688017 - Image formation unit and image formation apparatus (2014-04-01),
3. 8311433 - Image forming device including a cleaning member and a method of operating the same (2012-11-13),
4. 8175469 - Image forming device with variable out-of-toner and low-toner display (2012-05-08),
5. 8005381 - Image forming apparatus (2011-08-23),
6. 7539429 - Image forming apparatus having a stable image density (2009-05-26),
7. 6563138 - Low-cost, high-density light-emitting-diode array and fabrication method thereof (2003-05-13),
8. 6559879 - LED array head, circuit board, and LED array chip (2003-05-06),
9. 6388696 - Led array, and led printer head (2002-05-14),
10. 6377292 - LED print head with reduced reflection of light leaking from edges of LED array chips (2002-04-23),
11. 6222208 - Light-emitting diode and light-emitting diode array (2001-04-24),
12. 6211537 - LED array (2001-04-03),
13. 6190935 - Low-cost, high-density light-emitting-diode array and fabrication method thereof (2001-02-20),
14. 6180961 - Light emitting semiconductor device with stacked structure (2001-01-30),
15. 6163036 - Light emitting element module with a parallelogram-shaped chip and a (2000-12-19),

Title: Takatoku Shimizu: Pioneering Inventor from Tokyo

Introduction: Takatoku Shimizu is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various fields of innovation.

Latest Patents: Shimizu's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over three decades, Shimizu has accumulated an impressive portfolio of patents, demonstrating his expertise in developing cutting-edge technologies that have revolutionized industries worldwide.

Collaborations: Throughout his career, Shimizu has collaborated with leading research institutions, universities, and multinational companies to bring his innovative ideas to life, fostering a culture of creativity and progress in the field of invention.

Conclusion: Takatoku Shimizu's dedication to pushing the boundaries of innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazing inventor, inspiring future generations to continue pushing the limits of what is possible.

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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