Company Filing History:

14 out of 42,496

Hitachi, Ltd.

patents

7 out of 1,267

Hitachi Koki Co., Ltd.

patents

1 out of 129

Ricoh Printing Systems, Ltd.

5. 1 out of 832,843

Other

patents

where one patent can have more than one assignee

Years Active: 1993-2012

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8340522 - Filter assembly and optical module using same (2012-12-25),

2. 7003241 - Image recording device and an image recording system (2006-02-21),

3. 6836632 - Small-size color electro-photographic apparatus (2004-12-28),

4. 6574451 - Small-size color electro-photographic apparatus (2003-06-03),

5. 6271874 - Electrophotographic printer having an image memory, a horizontal scanning fringe correction exposure determining section, a vertical scanning fringe correction exposure determining section, and a switch (2001-08-07),

6. 6131000 - Electrophotographic printing apparatus using electric potential dividing (2000-10-10),

7. 6085051 - Small-size color electro-photographic apparatus (2000-07-04),

8. 6055256 - Laser beam printer and semiconductor laser device suitable for a light (2000-04-25),

9. 5959655 - Light beam scanning apparatus which controls power and spot shape of (1999-09-28),

10. 5884119 - Light exposure controlling method of electrophotographic apparatus for (1999-03-16),

11. 5832333 - Electrostatic recording apparatus and electrostatic recording method (1998-11-03),

12. 5815775 - Color electro-photographic apparatus (1998-09-29),

13. 5809053 - Semiconductor laser device and optical printing apparatus using the same (1998-09-15),

14. 5737008 - Electrophotographic image recording apparatus with photoreceptor (1998-04-07),

15. 5668590 - Optical beam scanning system with rotating beam compensation (1997-09-16),

Title: The Innovative Journey of Seiji Maruo

Introduction: Seiji Maruo, a distinguished inventor hailing from Hitachi, Japan, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents: Seiji Maruo's recent patents focus on advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we perceive transportation and safety on the roads.

Career Highlights: With a career spanning over two decades, Seiji Maruo has been at the forefront of technological advancements, holding key positions in research institutions and leading multinational companies in Japan.

Collaborations: Throughout his career, Seiji Maruo has collaborated with top engineers, researchers, and scientists globally, fostering a culture of innovation and excellence in the projects he undertakes.

Conclusion: Seiji Maruo's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his position as a visionary inventor in the realm of technological advancements.

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