IDiyas

For the Inventor, By the Inventor

Odawara, Japan

Hiroaki Takamura

USPTO Granted Patents = 15

 

Average Co-Inventor Count = 4.6

ph-index = 3

Forward Citations = 27(Granted Patents)


Location History:

  • Yokohama, JP (2014)
  • Odawara, JP (1999 - 2016)
  • Kanagawa, JP (2014 - 2017)
  • Tokyo, JP (2018)

Company Filing History:

goldMedal15 out of 2,346 
 
Mitsubishi Chemical Corporation
 patents

Years Active: 1999-2018

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15 patents (USPTO):Explore Patents
1. 10095135 - Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same (2018-10-09),
2. 9835961 - Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same (2017-12-05),
3. 9296899 - Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same (2016-03-29),
4. 8974998 - Method of image forming with a photoreceptor and toner (2015-03-10),
5. 8871413 - Toners for electrostatic-image development, cartridge employing toner for electrostatic-image development, and image-forming apparatus (2014-10-28),
6. 8846282 - Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same (2014-09-30),
7. 8741530 - Image forming apparatus (2014-06-03),
8. 8722289 - Electrophotographic photoreceptor and image-forming apparatus (2014-05-13),
9. 8663882 - Electrophotographic photosensitive body, image-forming device using same and cartridge (2014-03-04),
10. 8404411 - Electrophotographic photoreceptor, image-forming apparatus, and electrophotographic cartridge (2013-03-26),
11. 8273509 - Electrophotographic photoreceptor, and image forming device and electrophotographic photoreceptor cartridge using the same member cartridge (2012-09-25),
12. 8221950 - Image forming apparatus (2012-07-17),
13. 8211602 - Image forming apparatus (2012-07-03),
14. 8064796 - Image forming apparatus (2011-11-22),
15. 5932385 - Electrophotographic copying method and electrophotographic copying (1999-08-03),

Title: Innovations of Hiroaki Takamura: Pioneering Phthalocyanine Crystals and Electrophotographic Photoreceptors

Introduction: Hiroaki Takamura, an inventive mind based in Odawara, Japan, holds an impressive portfolio of 15 patents. His recent contributions have significantly advanced the field of materials science, particularly in applications related to electronic devices and imaging technologies.

Latest Patents: Among Takamura's latest innovations are his patents pertaining to phthalocyanine crystals and electrophotographic photoreceptors. His phthalocyanine crystal exhibits high sensitivity while maintaining minimal fluctuation in sensitivity under varying humidity conditions, making it suitable for use in solar batteries and electronic paper. This crystal is produced by contacting a phthalocyanine crystal precursor with an aromatic aldehyde compound, facilitating a conversion of the crystal form. Additionally, his advancements in electrophotographic photoreceptors ensure high sensitivity and stable image quality regardless of environmental changes in humidity. Kozo Ishio, and Teruyuki Mitsumori are notable colleagues who have shared in his innovative journey.

Career Highlights: Hiroaki Takamura is currently affiliated with Mitsubishi Chemical Corporation, where he continues to push the boundaries of research and development. His work reflects a deep commitment to enhancing the performance and reliability of materials used in modern electronic applications.

Collaborations: Throughout his career, Takamura has collaborated with esteemed professionals such as Teruyuki Mitsumori and Kozo Ishio. These partnerships have facilitated a melding of expertise and ideas, driving forward the innovative projects he undertakes.

Conclusion: Hiroaki Takamura stands out as a prominent inventor whose work in phthalocyanine crystals and electrophotographic technologies make significant contributions to the fields of electronics and imaging. His continued innovations promise to enhance the capabilities of various electronic devices, marking him as a key figure in his industry.

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