IDiyas

For the Inventor, By the Inventor

Kanagawa, Japan

Hitoshi Ishibashi

USPTO Granted Patents = 60

 

Average Co-Inventor Count = 3.4

ph-index = 14

Forward Citations = 532(Granted Patents)

Forward Citations (Not Self Cited) = 376(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Kamakura, JP (2002 - 2014)
  • Kanagawa-ken, JP (2007 - 2014)
  • Tokyo, JP (1995 - 2015)
  • Kanagawa, JP (2004 - 2015)

Company Filing History:

goldMedal60 out of 28,544 
 
Ricoh Company, Ltd.
 patents

Years Active: 1995-2015

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60 patents (USPTO):
1. 9188924 - Image forming apparatus and image forming method (2015-11-17),
2. 9182720 - Image forming apparatus capable of reducing image density irregularity (2015-11-10),
3. 9152896 - Image forming apparatus and image forming method (2015-10-06),
4. 8977148 - Image forming apparatus and image forming method (2015-03-10),
5. 8879963 - Toner supplying device and image forming apparatus using same (2014-11-04),
6. 8867937 - Diffuse reflection output conversion method, attached powder amount conversion method, and image forming apparatus (2014-10-21),
7. 8818244 - Developing device and image forming apparatus (2014-08-26),
8. 8811846 - Optical sensor with positioning reference surface and image forming apparatus incorporating optical sensor (2014-08-19),
9. 8311422 - Image forming apparatus having a first and second toner containers and a developing unit (2012-11-13),
10. 8279491 - Color image formation apparatus for forming a reference pattern with a plurality of lines having a black color as reference color and for correcting misalignment with respect to the reference pattern (2012-10-02),
11. 8233813 - Image forming apparatus and image-density control method (2012-07-31),
12. 8175471 - Image forming apparatus and image density control method (2012-05-08),
13. 8155543 - Image forming apparatus capable of reducing a lengthy duration of an adjustment control (2012-04-10),
14. 8145100 - Process cartridge including developing unit and incorporated in image forming apparatus (2012-03-27),
15. 8103181 - Image forming apparatus and method of adjusting charge bias (2012-01-24),

Title: Hitoshi Ishibashi: Pioneering Inventor from Kanagawa

Introduction: Hitoshi Ishibashi is a renowned inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With over two decades of experience in the tech industry, Ishibashi has worked with leading research institutions and multinational companies to develop cutting-edge solutions that have revolutionized various sectors.

Collaborations: Throughout his career, Hitoshi Ishibashi has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hitoshi Ishibashi's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape the future of technology.

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