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For the Inventor, By the Inventor

Sakurai, Japan

Tadanobu Nakajima

This inventor holds 11 USPTO granted patents. Top assignee: Mita Industrial Co., Ltd.. Active years: 1976-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadanobu Nakajima. Retrieved from https://idiyas.com/inventor/tadanobu-nakajima

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

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 87(Granted Patents)


Location History:

  • Kashiwara, JA (1976)
  • Kashihara, JA (1977)
  • Nara, JP (1984)
  • Sakurai, JP (1984 - 1986)
  • Osaka, JP (1985 - 1998)

Company Filing History:

goldMedal11 out of 1,344 
 
Mita Industrial Co., Ltd.
 patents

Years Active: 1976-1998

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11 patents (USPTO):Explore Patents
1. 5832356 - Automatic paper feeder with a tray and tray driver that rotates the tray (1998-11-03),
2. 4566780 - Shell-type electrostatic copying apparatus (1986-01-28),
3. 4533618 - Method for transferring toner image (1985-08-06),
4. 4530598 - Electrostatic copying apparatus (1985-07-23),
5. 4502779 - Cleaning device for electrostatic copying machines (1985-03-05),
6. 4481275 - Method of preventing toner from scattering in an electrostatic copying (1984-11-06),
7. 4465272 - Electrostatic copying apparatus (1984-08-14),
8. 4457614 - Electrostatic copying apparatus (1984-07-03),
9. 4431180 - Roller supporting arrangement for electrostatic copying apparatus (1984-02-14),
10. 4013357 - Copying machine in which, paper jamming at copying paper cutting (1977-03-22),
11. 3958880 - Copying machine of the diazo type (1976-05-25),

Title: Tadanobu Nakajima: Innovator in Document Handling Technology

Introduction

Tadanobu Nakajima is a prominent inventor based in Sakurai, Japan. He has made significant contributions to the field of document handling technology, holding a total of 11 patents. His innovative designs have improved the efficiency and functionality of various copying and document feeding systems.

Latest Patents

Among his latest inventions is an automatic paper feeder equipped with a tray and a tray driver that rotates the tray. This automatic document feeder operates a tray based on the conditions of the feeder, enhancing user convenience. The design includes a set surface for originals and a rotatable original receiving tray that adjusts its position depending on the operation of the feeder. This innovation allows for seamless document handling without interference during the setting of originals.

Another notable patent is the shell-type electrostatic copying apparatus. This device features a lower supporting frame and an upper supporting frame that pivots between open and closed positions. It includes a unit with a rotating drum that can be detachably mounted on the upper supporting frame. This design facilitates easy maintenance and operation, showcasing Nakajima's commitment to user-friendly technology.

Career Highlights

Tadanobu Nakajima is associated with Mita Industrial Co., Ltd., where he has played a crucial role in developing advanced document handling solutions. His work has significantly impacted the efficiency of copying and printing processes, making him a valuable asset to the company.

Collaborations

Throughout his career, Nakajima has collaborated with notable colleagues, including Hiroshi Kajita and Masahide Iseki. These partnerships have fostered innovation and contributed to the development of cutting-edge technologies in the industry.

Conclusion

Tadanobu Nakajima's contributions to document handling technology through his patents and collaborations have established him as a key figure in the field. His innovative designs continue to enhance the efficiency of document processing systems, making a lasting impact on the industry.

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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