Hiroaki Houjou

This inventor holds 16 USPTO granted patents and 6 published patent applications and 4 EPO patents. Top assignee: Fujifilm Corporation. Active years: 2011-2026.

USPTO Granted Patents = 16 (Patent Applications = 6)

% Patents Active = 31.3

EPO Patents = 4 (Patent Applications = 8)

Average Co-Inventor Count = 1.1

ph-index = 3

Forward Citations = 59(Granted Patents)

Location History:

Kanagawa-ken, JP (2012 - 2014)
Ashigarakami-gun, JP (2011 - 2015)
Kanagawa, JP (2013 - 2016)

Company Filing History:

16 out of 16,875

Fujifilm Corporation

patents

Years Active: 2011-2026

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12728650 - Printing device and control method of printing device (2026-09-08),

2. 9434158 - Inkjet recording device (2016-09-06),

3. 9221279 - Image recording apparatus and method, and varnish application device and method (2015-12-29),

4. 8851662 - Recording medium conveyance device and image forming apparatus (2014-10-07),

5. 8807735 - Inkjet recording apparatus and inkjet recording method (2014-08-19),

6. 8727525 - Inkjet recording apparatus (2014-05-20),

7. 8657434 - Matting agent applying device and inkjet recording device (2014-02-25),

8. 8636353 - Image forming method and image forming apparatus (2014-01-28),

9. 8628161 - Image forming apparatus, image forming method, recording medium conveyance apparatus and recording medium conveyance method (2014-01-14),

10. 8534826 - Inkjet recording apparatus and method (2013-09-17),

11. 8398197 - Inkjet recording apparatus and inkjet recording method (2013-03-19),

12. 8382273 - Ink jet printer and method of ink jet printing (2013-02-26),

13. 8360545 - Inkjet recording apparatus and inkjet recording method (2013-01-29),

14. 8353982 - Image forming method (2013-01-15),

15. 8220915 - Image forming method and image forming apparatus (2012-07-17),

Title: Hiroaki Houjou: Innovator in Inkjet Technology

Introduction

Hiroaki Houjou is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of inkjet technology, holding a total of 16 patents. His work focuses on enhancing the efficiency and effectiveness of inkjet recording devices.

Latest Patents

One of his latest inventions is an inkjet recording device that features an image forming section for recording images by applying ink. This device includes a heating-drying processing section that dries the ink droplets applied to the medium. Additionally, it is equipped with a sensor that detects the ambient temperature outside the heating-drying processing section. The control unit of the device adjusts the ambient temperature based on the detected conditions, switching between recording and standby modes as necessary.

Another notable patent involves an image recording apparatus and method, along with a varnish application device and method. This invention ensures the adhesiveness of varnish applied to the surface of an image. The method compares the attained temperature of the image surface after ink drying with the melting point of the wax component in the ink. If the temperature condition is met, the surface is heated before the varnish curing step, enhancing the overall quality of the image.

Career Highlights

Hiroaki Houjou is currently employed at Fujifilm Corporation, where he continues to innovate in the field of imaging technology. His work has significantly impacted the efficiency of inkjet devices, making them more reliable and effective for various applications.

Collaborations

Throughout his career, Houjou has collaborated with notable colleagues, including Masaru Kobayashi and Kiyoshi Irita. These collaborations have contributed to the advancement of technology in the imaging sector.

Conclusion

Hiroaki Houjou's contributions to inkjet technology through his innovative patents have established him as a key figure in the industry. His work continues to influence the development of advanced imaging solutions.