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For the Inventor, By the Inventor

Shizuoka, Japan

Takashi Hibi

This inventor holds 14 USPTO granted patents. Top assignees: Canon Kabushiki Kaisha, Cannon Kabushiki Kaisha. Active years: 1989-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Hibi. Retrieved from https://idiyas.com/inventor/takashi-hibi

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

USPTO Granted Patents = 14

% Patents Active = 92.9

Average Co-Inventor Count = 3.0

ph-index = 7

Forward Citations = 227(Granted Patents)


Location History:

  • Kodaira, JP (1989)
  • Yokohama, JP (1992 - 1998)
  • Shizuoka, JP (2003 - 2004)
  • Mishima, JP (1998 - 2005)
  • Shizuoka-ken, JP (2005 - 2006)

Company Filing History:

goldMedal13 out of 92,901 
 
Canon Kabushiki Kaisha
 patents
silverMedal1 out of 31 
 
Cannon Kabushiki Kaisha
 patents

Years Active: 1989-2006

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14 patents (USPTO):Explore Patents
1. 7068955 - Image forming apparatus having developer amount detector (2006-06-27),
2. 6925267 - MEMORY DEVICE STORING INFORMATION WARNING A USER ABOUT THE DEVELOPER-REMAINING AMOUNT, A PROCESS CARTRIDGE INCLUDING A MEMORY STORING SUCH INFORMATION, AND A CONTROL SYSTEM AND A MEMORY SYSTEM FOR WARNING A USER ABOUT THE DEVELOPER-REMAINING AMOUNT (2005-08-02),
3. 6912366 - IMAGE FORMING APPARATUS COMPRISING MEANS FOR DETECTING AN AMOUNT OF DEVELOPER CONTAINED IN A DEVELOPER CONTAINER, A MEMORY FOR STORING THE AMOUNT DETECTED BY THE DETECTING MEANS, AND CONTROL MEANS FOR UPDATING THE INFORMATION STORED IN THE MEMORY (2005-06-28),
4. 6785479 - Image forming apparatus having a control section for detecting an amount of developer and an amount detection method of developer of image forming apparatus (2004-08-31),
5. 6621989 - Image forming apparatus and a unit detachably mountable on an image forming apparatus comprising means for detecting the amount of developer contained in a developer container (2003-09-16),
6. 6615001 - Cartridge, image forming apparatus and method of controlling the image forming apparatus (2003-09-02),
7. 6477336 - Process cartridge and image forming apparatus having a developer amount detecting member (2002-11-05),
8. 6400918 - Cleaning device and image forming apparatus using the cleaning device (2002-06-04),
9. 6253044 - Image forming apparatus having blade cleaning device applied thereto, and process cartridge (2001-06-26),
10. 5835818 - Service life informing device for charged member, informing method (1998-11-10),
11. 5740509 - Magnet roller and developing device (1998-04-14),
12. 5126800 - Process cartridge and image forming apparatus usable with same featuring (1992-06-30),
13. 5095335 - Copier with retractable charging unit to prevent damage to drum when (1992-03-10),
14. 4823689 - Elastic roller with internal openings for use with image forming (1989-04-25),

Title: Takashi Hibi: Innovator in Image Forming Technology

Introduction

Takashi Hibi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of image forming technology, holding a total of 14 patents. His work has been instrumental in advancing the efficiency and functionality of image forming apparatuses.

Latest Patents

Among his latest innovations is an image forming apparatus that features a developer amount detector. This apparatus includes a developer container for holding developer, a detecting means for measuring the amount of developer, and a memory system that stores information about the detected amount. The output means provides information regarding the developer until the detection result is confirmed. Another notable patent involves a memory device that warns users about the remaining amount of developer. This system also includes a control system designed to alert users when the developer is running low.

Career Highlights

Throughout his career, Takashi Hibi has worked with notable companies such as Canon Inc. and Canon Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the imaging sector.

Collaborations

Takashi has collaborated with esteemed colleagues, including Takeo Shoji and Hiroaki Ogata. Their combined expertise has fostered innovation and development in their projects.

Conclusion

Takashi Hibi's contributions to image forming technology are noteworthy, and his patents reflect his commitment to innovation. His work continues to influence the industry and improve user experiences with imaging devices.

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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