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Fumihiro Gotoh

This inventor holds 59 USPTO granted patents, primarily in Ink-Jet Technology (CPC class 347 ). Top assignees: Canon Kabushiki Kaisha, Ryubi Co., Ltd.. Active years: 1995-2008.

USPTO Granted Patents = 59

% Patents Active = 91.5

Average Co-Inventor Count = 6.2

ph-index = 17

Forward Citations = 989(Granted Patents)

Forward Citations (Not Self Cited) = 974(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Yokohama, JP (1995 - 2002)
Kanagawa, JP (2002 - 2006)
Kawasaki, JP (1997 - 2008)

Company Filing History:

58 out of 92,799

Canon Kabushiki Kaisha

Years Active: 1995-2008

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Areas of Expertise:

Ink-Jet Apparatus

Recording Method

Ink Container

Ink Ejection Heaters

Multi-Color Printing

Liquid Discharge

Image Formation

Gray Scale Patterns

Bubble Filling

Ejector

Temperature Control

Recording Head

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7425056 - Ink-jet apparatus employing ink-jet head having a plurality of ink ejection heaters corresponding to each ink ejection opening (2008-09-16),

2. 7119914 - Printer comprising detection device to detect whether a discharged-recording-medium tray or a cover member is at a position to obstruct conveyance of a recording medium (2006-10-10),

3. 6918656 - Ink-jet apparatus employing ink-jet head having a plurality of ink ejection heaters corresponding to each ink ejection opening (2005-07-19),

4. 6877835 - Method of filling buffer chamber in print head with bubble and printing apparatus (2005-04-12),

5. 6846054 - Liquid discharging method, image forming method, liquid discharge apparatus, and liquid discharge head (2005-01-25),

6. 6655773 - Gray scale pattern and recording method and recording apparatus employing the gray scale pattern (2003-12-02),

7. 6572216 - Ink-jet apparatus employing ink-jet head having a plurality of ink ejection heaters corresponding to each ink ejection opening (2003-06-03),

8. 6540327 - Recording head capable of discharging a plurality of a ink having different desities and ink jet recording method and ink jet recording apparatus which use such a recording head (2003-04-01),

9. 6527361 - Refreshing and recovering ink discharge in a multi-color ink jet recording apparatus (2003-03-04),

10. 6497478 - Color ink jet recording method and apparatus therefor (2002-12-24),

11. 6464349 - Ink jet recording method, ink jet recording apparatus and printed product (2002-10-15),

12. 6435658 - Ink jet recording method (2002-08-20),

13. 6394590 - Replaceable liquid container (2002-05-28),

14. 6390578 - Ink container, ink and ink jet recording apparatus using ink container (2002-05-21),

15. 6334666 - Ink-jet recording head, ink-jet apparatus, ink-jet recording method, recorded products obtained by employing the method or apparatus (2002-01-01),

Title: The Innovations of Fumihiro Gotoh: A Pioneer in Ink-Jet Technology

Introduction

Fumihiro Gotoh, a prolific inventor based in Kawasaki, Japan, holds an impressive portfolio of 59 patents. His contributions to the field of ink-jet technology have significantly advanced the functionality and efficiency of printing systems.

Latest Patents

Gotoh's latest innovations include the design of an ink-jet apparatus that employs an ink-jet head with multiple ink ejection heaters. This apparatus is capable of controlling the ink ejection amount by varying the timing of bubble formation based on the ink temperature. Another notable patent involves a printer equipped with a detection device to monitor the condition of the recording medium's discharge path, preventing jams during operation. This innovative approach ensures that image recording only occurs when the system is ready to convey and discharge the recording medium, thereby enhancing the overall printing efficiency.

Career Highlights

Throughout his career, Gotoh has made significant contributions while working for renowned companies such as Canon and Ryubi Co., Ltd. His expertise and innovative spirit have played a crucial role in developing cutting-edge printing technologies that cater to the evolving needs of the industry.

Collaborations

Fumihiro Gotoh has collaborated with fellow inventors Hitoshi Sugimoto and Hiromitsu Hirabayashi. Their teamwork has fostered the creation of groundbreaking technologies that have shaped the landscape of modern printing solutions.

Conclusion

Fumihiro Gotoh's impressive array of patents and his dedication to innovation in ink-jet technology make him a significant figure in the realm of inventions. His work has not only contributed to the advancement of printing technologies but also has set a benchmark for future innovations in the industry.

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