logo

For the Inventor, By the Inventor

Nagoya, Japan

Daisuke Ishizuka

This inventor holds 14 USPTO granted patents. Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daisuke Ishizuka. Retrieved from https://idiyas.com/inventor/daisuke-ishizuka-fxmw6tuv

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 = 64.3

Average Co-Inventor Count = 2.5

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Aichi, JP (2022)
  • Nagoya, JP (2015 - 2024)

Company Filing History:

goldMedal14 out of 17,897 
 
Brother Kogyo Kabushiki-Kaisha
 patents

Years Active: 2015-2026

Loading Chart...
14 patents (USPTO):Explore Patents
1. 12675072 - Image forming apparatus (2026-07-07),
2. 12663751 - Image forming apparatus having removable fixing device (2026-06-23),
3. 12596323 - Image forming apparatus having guides for installation and removal of a removal unit (2026-04-07),
4. 12572109 - Image forming apparatus having movable joint cam with openings (2026-03-10),
5. 12529983 - Image forming apparatus including main body casing, fixing device attachable thereto, and spring configured to press boss of fixing device in attached state to main body casing (2026-01-20),
6. 12429800 - Image forming apparatus with fixing device having lever and fixed handle (2025-09-30),
7. 12298701 - Image forming apparatus (2025-05-13),
8. 12111605 - Image forming apparatus with movable joint cam, and rotator (2024-10-08),
9. 11860563 - Image forming apparatus configured to control conveying speed of sheet in accordance with ambient temperature after paper jam is resolved (2024-01-02),
10. 11635726 - Image forming apparatus (2023-04-25),
11. 11334021 - Image forming apparatus with a gear train for developing rollers and a gear train for photosensitive drums (2022-05-17),
12. 11003128 - Image forming apparatus (2021-05-11),
13. 10416597 - Image forming apparatus with a fan operable under noise-reducible control (2019-09-17),
14. 9207564 - Image forming apparatus (2015-12-08),

Title: Daisuke Ishizuka: Innovator in Image Forming Technology

Introduction

Daisuke Ishizuka is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of image forming technology, holding a total of 14 patents. His work focuses on enhancing the functionality and efficiency of image forming apparatuses.

Latest Patents

Ishizuka's latest patents include an innovative image forming apparatus with a fixing device that features a lever and a fixed handle. This apparatus comprises a main housing, a process unit, and a fixing device that includes an interlock switch. The interlock switch allows power to be supplied to a heater of the fixing device when in the on-state and shuts off power when in the off-state. The lever is designed with a holding portion and a switch contacting portion that interacts with the interlock switch. Depending on the position of the lever, the interlock switch can be set to either the on-state or off-state.

Another notable patent is an image forming apparatus that includes a main body casing, a cover, a drum cartridge, a developing cartridge, an intermediate transfer belt, and a movable cam. The movable cam can shift among three positions based on the cover's status. This design allows for efficient operation of the photosensitive drum and developing roller, enhancing the overall performance of the image forming apparatus.

Career Highlights

Daisuke Ishizuka is currently employed at Brother Industries, Ltd., a well-known company in the imaging and printing sector. His work has significantly impacted the development of advanced image forming technologies, making him a key figure in the industry.

Collaborations

Ishizuka has collaborated with notable coworkers, including Atsushi Ozawa and Hideshi Nishiyama. Their combined expertise has contributed to the successful development of innovative technologies in the field.

Conclusion

Daisuke Ishizuka's contributions to image forming technology through his patents and collaborations highlight his role as a leading inventor in the industry. His innovative designs continue to shape the future of imaging solutions.

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]
Loading…