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For the Inventor, By the Inventor

Osaka, Japan

Takashi Okada

This inventor holds 59 USPTO granted patents and 8 published patent applications and 2 EPO patents, primarily in Imaging Technology (CPC class 3596). Top assignees: Minolta Company, Ltd., Minolta Camera Kabushiki Kaisha, Matsushita Electric Industrial Co., Ltd.. Active years: 1990-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Okada. Retrieved from https://idiyas.com/inventor/takashi-okada-454tm4me

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

Calculating rank
USPTO Granted Patents = 59 

% Patents Active = 91.5


Average Co-Inventor Count = 3.7

ph-index = 16

Forward Citations = 863(Granted Patents)

Forward Citations (Not Self Cited) = 850(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Sakai, JP (1997 - 1999)
  • Nishinomiya, JP (1999 - 2001)
  • Shijonawate, JP (2001)
  • Yasu-gun, JP (2002)
  • Kusatsu, JP (2009 - 2015)
  • Shiga, JP (2006 - 2017)
  • Osaka, JP (1990 - 2021)

Company Filing History:

goldMedal20 out of 2,816 
 
Minolta Company, Ltd.
 patents
silverMedal16 out of 2,979 
 
Minolta Camera Kabushiki Kaisha
 patents
bronzeMedal7 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
4. 6 out of 16,454 
 
Panasonic Corporation
 patents
5. 4 out of 394 
 
Ishihara Sangyo Kaisha, Ltd.
 patents
6. 2 out of 76 
 
Minolta Camera Co., Ltd.
 patents
7. 2 out of 13,338 
 
Panasonic Intellectual Property Management Co., Ltd.
 patents
8. 1 out of 2 
 
Konica Minolta Camera, Inc.
 patents
9. 1 out of 24 
 
Shiga University of Medical Science
 patents

Years Active: 1990-2021

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Areas of Expertise:
Pesticidal Composition
Semiconductor Memory
Imaging Diagnostic Agent
Carbon Nanotube
Current Control Element
Nonvolatile Memory
Liquid Crystal Display
Camera Stabilization
Optical System
Zoom Lens System
Metal Feedstock
Cytokine Inhibitors
59 patents (USPTO):Explore Patents
1. 10897902 - Pesticidal solid composition containing cyclaniliprole or its salt (2021-01-26),
2. 9642357 - Oil-based pesticidal suspension (2017-05-09),
3. 9570682 - Semiconductor memory device and method of manufacturing the same (2017-02-14),
4. 9253414 - Imaging-observation apparatus (2016-02-02),
5. 8956589 - Imaging diagnostic agent and extracorporeal diagnostic agent for incurable neurological diseases (2015-02-17),
6. 8734999 - Carbon nanotube forming substrate, carbon nanotube complex, energy device, method for manufacturing energy device, and apparatus including energy device (2014-05-27),
7. 8422268 - Current control element, memory element, and fabrication method thereof (2013-04-16),
8. 8399875 - Nonvolatile memory element, and nonvolatile memory device (2013-03-19),
9. 8351244 - Memory cell array, nonvolatile storage device, memory cell, and method of manufacturing memory cell array (2013-01-08),
10. 8295123 - Current rectifying element, memory device incorporating current rectifying element, and fabrication method thereof (2012-10-23),
11. 8227788 - Nonvolatile memory element, and nonvolatile memory device (2012-07-24),
12. 7632865 - Thioamides and salts thereof and cytokine production inhibitors containing both (2009-12-15),
13. 7408583 - Taking lens apparatus (2008-08-05),
14. 7132546 - Aniline derivatives or salts thereof and cytokine production inhibitors containing the same (2006-11-07),
15. 6965367 - Display (2005-11-15),

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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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