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For the Inventor, By the Inventor

Yokohama, Japan

Takahisa Oguchi

This inventor holds 24 USPTO granted patents, primarily in Optical Recording Media. Top assignees: Mitsui Toatsu Chemicals, Incorporated, Yamamoto Chemicals, Inc., Mitsui Chemicals, Inc.. Active years: 1990-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahisa Oguchi. Retrieved from https://idiyas.com/inventor/takahisa-oguchi

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

Calculating rank
USPTO Granted Patents = 24

% Patents Active = 95.8

Average Co-Inventor Count = 4.4

ph-index = 9

Forward Citations = 176(Granted Patents)


Location History:

  • Chiba-ken, JP (1996)
  • Yokohama, JP (1990 - 1997)
  • Mobara, JP (1997 - 1998)
  • Ibaraki, JP (1999)
  • Fukuoka, JP (2004)

Company Filing History:

goldMedal22 out of 1,379 
 
Mitsui Toatsu Chemicals, Incorporated
 patents
silverMedal21 out of 73 
 
Yamamoto Chemicals, Inc.
 patents
bronzeMedal2 out of 1,817 
 
Mitsui Chemicals, Inc.
 patents
where one patent can have more than one assignee

Years Active: 1990-2004

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Areas of Expertise:
Optical Recording Medium
Phthalocyanine Compound
Near Infrared Absorbers
Alkylphthalocyanine
Pyrrolidinone Derivatives
Halogenation Process
Compact Disk
Recording Materials
Light-Absorbing Compound
Display Technologies
Amorphous Phthalocyanine
24 patents (USPTO):Explore Patents
1. 6734276 - Polyimide and circuit substrate comprising the same (2004-05-11),
2. 5969138 - Pyrrolidinone derivatives (1999-10-19),
3. 5750229 - Phthalocyanine compound and optical recording medium containing it (1998-05-12),
4. 5695911 - Optical recording medium (1997-12-09),
5. 5646273 - Phthalocyanine compound and optical recording medium containing it (1997-07-08),
6. 5582774 - Alkylphthalocyanine near-infrared absorbers and recording/display (1996-12-10),
7. 5538985 - Pyrrolidinone derivatives (1996-07-23),
8. 5449587 - Compact disk-write once type optical recording media (1995-09-12),
9. 5446142 - Phthalocyanine and naphthalocyanine light-absorbing compound and optical (1995-08-29),
10. 5446141 - Alkylphthalocyanine near-infrared absorbers and recording/display (1995-08-29),
11. 5409634 - Near infrared absorbers and display/recording materials using the same (1995-04-25),
12. 5387678 - Halogenation process of phthalocyanine and halogenated (1995-02-07),
13. 5380842 - Phthalocyanine compounds and usage thereof (1995-01-10),
14. 5358833 - Amorphous phthalocyanine compound or mixture of amorphous phthalocyanine (1994-10-25),
15. 5350843 - Halogenated phthalocyanine compound, method for preparing same (1994-09-27),

Title: Takahisa Oguchi - Pioneering Inventor from Yokohama

Introduction: Takahisa Oguchi is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takahisa Oguchi holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Takahisa Oguchi has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Takahisa Oguchi has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Takahisa Oguchi's passion for innovation and his relentless drive to push the boundaries of what is possible make him a true trailblazer in the world of inventions. His work continues to inspire future generations of inventors and innovators worldwide.

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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