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For the Inventor, By the Inventor

Ebina, Japan

Katsuyuki Fujii

This inventor holds 14 USPTO granted patents. Top assignee: Fuji Xerox Co., Ltd.. Active years: 1998-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyuki Fujii. Retrieved from https://idiyas.com/inventor/katsuyuki-fujii

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 = 100.0

Average Co-Inventor Count = 3.4

ph-index = 12

Forward Citations = 275(Granted Patents)


Company Filing History:

goldMedal14 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1998-2001

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14 patents (USPTO):Explore Patents
1. 6264318 - Ink-jet recording apparatus and ink storing device (2001-07-24),
2. 6082852 - Recording apparatus, printer, and an ink tank therein (2000-07-04),
3. 6070976 - Ink tank and recording apparatus (2000-06-06),
4. 6042224 - Image recording device (2000-03-28),
5. 6039441 - Ink jet recording unit (2000-03-21),
6. 6033063 - Ink printer and ink tank with ink spill prevention (2000-03-07),
7. 6007191 - Ink supply unit (1999-12-28),
8. 6000789 - Printer and ink tank (1999-12-14),
9. 5984460 - Ink tank and recording apparatus (1999-11-16),
10. D409236 - Ink tank for a printer (1999-05-04),
11. D407746 - Ink tank for a printer (1999-04-06),
12. 5886721 - Method and device for supplying ink to a print head (1999-03-23),
13. 5856838 - Ink supply device and recording apparatus (1999-01-05),
14. 5821965 - Ink supply unit and recorder (1998-10-13),

Title: Innovations by Katsuyuki Fujii

Introduction

Katsuyuki Fujii is a notable inventor based in Ebina, Japan. He has made significant contributions to the field of ink-jet technology, holding a total of 14 patents. His work has greatly influenced the design and functionality of modern printing devices.

Latest Patents

Fujii's latest patents include an ink-jet recording apparatus and an ink storing device. The ink-jet recording apparatus features a recording head mounted on a carriage that ejects ink onto a recording medium. The carriage moves in a main scanning direction while the recording medium is transported in a sub-scanning direction. This apparatus includes sub tanks mounted on the carriage to supply ink to the recording head, along with a main tank located outside the carriage that supplies ink to the sub tanks via a tube. The main tank contains flat and thin ink bags corresponding to one ink color, which are connected to the tube through a connecting member. Additionally, a common channel allows the ink bags to communicate with each other.

Another patent describes a recording apparatus that has a print head for printing characters on a medium and an ink tank for holding ink to be supplied to the print head. This ink tank includes an ink chamber with an ink holding member and an ink supplying port. A first meniscus forming member is located in the ink supplying port, ensuring communication with the ink holding member. The print head features an ink introducing port for receiving ink from the ink tank, along with a second meniscus forming member located in the ink introducing port. When the ink tank is attached to the print head, the ink introducing port couples with the ink supplying port, and an ink passing member is positioned where these ports connect.

Career Highlights

Fujii has had a distinguished career at Fuji Xerox Co., Ltd., where he has been instrumental in developing innovative printing technologies. His expertise in ink-jet technology has led to advancements that enhance the efficiency and quality of printing processes.

Collaborations

Throughout his career, Fujii has collaborated with talented individuals such as Kazuyuki Oda and Junichi Yoshida. These partnerships have fostered a creative environment that has resulted in numerous technological advancements.

Conclusion

Katsuyuki Fujii's contributions to ink-jet technology and his impressive portfolio of patents underscore his role as a leading inventor in the field

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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