Hirofumi Nakajima

USPTO Granted Patents = 33 (Patent Applications = 2)

EPO Patents = 1

Average Co-Inventor Count = 2.1

ph-index = 8

Forward Citations = 171(Granted Patents)

Location History:

Hachioji, JP (2008 - 2012)
Saitama, JP (2012)
Wako, JP (2012 - 2015)
Hino, JP (2018 - 2019)
Tokyo, JP (1989 - 2020)
Tokorozawa, JP (2021 - 2023)

Company Filing History:

13 out of 21,963

Honda Motor Co., Ltd.

Konica Minolta Business Technologies, Inc.

patents

5. 1 out of 9

Nittobo Acoustic Engineering Co., Ltd.

Erigen Pharmaceuticals, Inc.

patent

where one patent can have more than one assignee

Years Active: 1989-2025

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33 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12348938 - Acoustic processing device, acoustic processing method, and storage medium (2025-07-01),

2. 11594238 - Acoustic signal processing device, acoustic signal processing method, and program for determining a steering coefficient which depends on angle between sound source and microphone (2023-02-28),

3. 10966024 - Sound source localization device, sound source localization method, and program (2021-03-30),

4. 10852663 - Image formation apparatus and image formation part selection method (2020-12-01),

5. 10674261 - Transfer function generation apparatus, transfer function generation method, and program (2020-06-02),

6. 10291792 - Reading apparatus determining whether a read is valid and image forming apparatus including the reading apparatus (2019-05-14),

7. 10054880 - Apparatus having a control unit for operating halogen lamp heaters based on duty cycle (2018-08-21),

8. 10007216 - Duty cycled halogen lamp image forming apparatus (2018-06-26),

9. 9771236 - Sheet-processing apparatus that folds a sheet, and image-forming system using the same (2017-09-26),

10. 9618901 - Sheet humidification apparatus and humidification control method (2017-04-11),

11. 9327541 - Post-processing apparatus and image forming system (2016-05-03),

12. 9055356 - Sound source localization apparatus and sound source localization method (2015-06-09),

13. 8867755 - Sound source separation apparatus and sound source separation method (2014-10-21),

14. 8867754 - Dereverberation apparatus and dereverberation method (2014-10-21),

15. 8799342 - Signal processing device (2014-08-05),

Title: Inventor Hirofumi Nakajima: Pioneering Innovations in Tokyo

Introduction: Hirofumi Nakajima is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Nakajima's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With over two decades of experience in the industry, Nakajima has a proven track record of turning innovative ideas into successful products. His ability to think outside the box and his dedication to research have led to numerous breakthroughs in technology.

Collaborations: Throughout his career, Nakajima has collaborated with leading research institutions, universities, and tech companies to further his research and bring his inventions to life. His collaborative spirit has been instrumental in pushing the boundaries of technological innovation.

Conclusion: Hirofumi Nakajima's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor in Tokyo and beyond. His contributions to the field continue to inspire the next generation of inventors and shape the future of technology.

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2 patents pending:

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1 patent (EPO):

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