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For the Inventor, By the Inventor

Kawasaki, Japan

Katsumi Sugimoto

USPTO Granted Patents = 13

Average Co-Inventor Count = 2.6

ph-index = 6

Forward Citations = 89(Granted Patents)


Company Filing History:

goldMedal13 out of 39,244 
 
Fujitsu Corporation
 patents

Years Active: 1996-2001

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13 patents (USPTO):Explore Patents
1. 6275674 - Developing device, and image forming apparatus using the same (2001-08-14),
2. 6259870 - Fixing device control method and apparatus, fixing device, and image forming machine (2001-07-10),
3. 6212340 - Image forming apparatus utilizing a two-component developing apparatus with automatic toner replenishment and developer replacement (2001-04-03),
4. 6091925 - Fixing unit with undirectional clutch mechanism and image forming (2000-07-18),
5. 5987280 - Developing device for electrostatic latent image (1999-11-16),
6. 5933690 - Toner recovery device (1999-08-03),
7. 5907758 - Electrostatic recording system using dielectric belt in which (1999-05-25),
8. 5754919 - Electrostatic recording apparatus utilizing superimposition of colors in (1998-05-19),
9. 5701556 - Thermal fixing device having temperature control (1997-12-23),
10. 5640662 - Hot roller for thermal fixation device having elastomeric and (1997-06-17),
11. 5617192 - Multicolor electrostatic recording apparatus and electrostatic latent (1997-04-01),
12. 5517293 - Heat roller fixing apparatus with rotating lamps (1996-05-14),
13. 5483328 - Toner supply control system and method (1996-01-09),

Title: Katsumi Sugimoto: Innovator in Image Forming Technology

Introduction

Katsumi Sugimoto is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of image forming technology, holding a total of 13 patents. His work focuses on developing devices that enhance the efficiency and effectiveness of image forming apparatuses.

Latest Patents

Among his latest patents, Sugimoto has developed a device that includes a stirring and conveying screw made of electrically conductive material. This innovative design allows for the effective stirring and conveying of toner along a delivery path. The device features a toner gathering port that temporarily holds the toner during the conveying process, along with an auxiliary stirring member that is also electrically conductive. This setup ensures that the toner is fully stirred and uniformly charged, enhancing the overall performance of the image forming apparatus.

Another notable patent involves a fixing device control method and apparatus for photoelectrographic image forming machines. This invention calculates the tendency of temperature rise during normal operation and determines the lowest temperature of the heating unit during power-saving mode. By maintaining the temperature above a certain threshold, the device ensures a quick restoration to normal operation, improving user experience.

Career Highlights

Katsumi Sugimoto is currently employed at Fujitsu Corporation, where he continues to innovate in the field of image forming technology. His work has been instrumental in advancing the capabilities of image forming machines, making them more efficient and user-friendly.

Collaborations

Sugimoto has collaborated with notable coworkers, including Keiko Tonai and Kenji Fuke. Their combined expertise has contributed to the successful development of various technologies within the company.

Conclusion

Katsumi Sugimoto is a key figure in the realm of image forming technology, with a strong portfolio of patents that reflect his innovative spirit. His contributions continue to shape the future of this industry, making significant strides in efficiency and performance.

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