Suntoh-gun, Japan

Susumu Nittani

USPTO Granted Patents = 78 


 

Average Co-Inventor Count = 3.6

ph-index = 30

Forward Citations = 2,101(Granted Patents)

Forward Citations (Not Self Cited) = 1,684(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Sunto-gun, JP (2003)
  • Sontou-gun, JP (2010)
  • Shizuoka-ken, JP (2000 - 2011)
  • Suntou-gun, JP (2010 - 2017)
  • Shizuoka, JP (2003 - 2023)
  • Suntoh-gun, JP (2004 - 2023)

Company Filing History:


Years Active: 2000-2025

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Areas of Expertise:
Image Forming Apparatus
Process Cartridge
Electrophotographic Imaging
Cleaning Unit
Developing Device
Electrical Contact
Cartridge Design
Regulating Device
Image Bearing Member
Urging Member
Drum and Developing Roller
Cartridge Grip
78 patents (USPTO):Explore Patents

Title: Susumu Nittani: A Pioneer in Image Forming Technologies

Introduction: Susumu Nittani, based in Suntoh-gun, Japan, is a prominent inventor renowned for his innovative contributions to the field of image forming technologies. With a remarkable portfolio of 77 patents, Nittani's work has significantly advanced the capabilities of imaging devices, particularly through his association with Canon.

Latest Patents: Nittani's latest patents include groundbreaking inventions such as a "Process cartridge and image forming apparatus." This innovative cartridge features a photosensitive drum and a developing roller that work in tandem to develop electrostatic latent images. Notably, it includes a first frame that rotatably supports the photosensitive drum and a second frame for the developing roller. The design incorporates a movable member that ensures the developing roller can either contact or space from the photosensitive drum, enhancing the application’s efficiency.

Another significant invention by Nittani is an "Image forming apparatus and image forming system." This apparatus consists of a developer container that accommodates toner, and a developer bearing member that develops the electrostatic latent image into a developer image. Additionally, it features a detection portion that outputs information regarding the amount of developer left in the container and a notification portion that informs users of the developer's status, ensuring informed usage of the device.

Career Highlights: Nittani's career is marked by his dedicated contributions to Canon Kabushiki Kaisha, where he has played a key role in the development of advanced imaging technologies. His technical expertise and innovative spirit have helped the company maintain its reputation as a leader in imaging solutions.

Collaborations: Throughout his career, Nittani has collaborated with talented individuals like Kazunari Murayama and Akira Yoshimura. Together, they have pushed the boundaries of technology and innovation within the field, thereby enhancing Canon's portfolio of products and services.

Conclusion: Susumu Nittani stands out as a leading inventor in the realm of image forming technologies. His numerous patents and innovative designs have had a lasting impact on the industry, particularly through his work at Canon. Nittani’s dedication to advancing imaging technology continues to inspire future innovations in the field.

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