Takashi Ohama

This inventor holds 66 USPTO granted patents and 4 published patent applications and 4 EPO patents, primarily in Image Reading Technology (CPC class B65H). Top assignees: Brother Kogyo Kabushiki-Kaisha, Brother Industries, Ltd.. Active years: 1995-2025.

USPTO Granted Patents = 66 (Patent Applications = 4)

% Patents Active = 72.7

EPO Patents = 4 (Patent Applications = 1)

Average Co-Inventor Count = 2.8

ph-index = 10

Forward Citations = 330(Granted Patents)

Forward Citations (Not Self Cited) = 315(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Toyoake, JP (1995)
Iwakara, JP (2006)
Nagoya, JP (2009)
Aichi, JP (2015)
Iwakura, JP (1999 - 2023)

Company Filing History:

65 out of 17,878

Brother Kogyo Kabushiki-Kaisha

patents

1 out of 996

Brother Industries, Ltd.

patents

Years Active: 1995-2025

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Areas of Expertise:

Image Reading Apparatus

Sheet Conveying Device

Ink-Jet Printer

Document Feeder

Image Processing

Contact Image Sensor

Multifunction Device

Document Holding Tray

Swingable Path Changeover

Sheet-Fed Device

Conveyer Path

Printing Device

66 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12309335 - Reading apparatus with sensors located at different positions along a conveyer path (2025-05-20),

2. 11736635 - Reading apparatus (2023-08-22),

3. 11446934 - Printing device configured to separate sheet into first sheet and second sheet, discharge first sheet, and reuse second sheet (2022-09-20),

4. 10131511 - Sheet conveyance apparatus (2018-11-20),

5. 9832330 - Image reading apparatus (2017-11-28),

6. 9815641 - Sheet conveying device and image reading apparatus (2017-11-14),

7. 9527686 - Sheet conveying device (2016-12-27),

8. 9522793 - Sheet conveying device and image reading apparatus (2016-12-20),

9. 9516184 - Image reading apparatus (2016-12-06),

10. 9350887 - Sheet conveying device and image reading apparatus (2016-05-24),

11. 9090074 - Ink-jet recording apparatus (2015-07-28),

12. 9067748 - Document feeder (2015-06-30),

13. 9049327 - Image reading apparatus (2015-06-02),

14. 9049326 - Multifunction device with scanner unit offset from recording sheet tray (2015-06-02),

15. 8991822 - Sheet conveyor device (2015-03-31),

Title: Takashi Ohama - Innovative Inventor from Iwakura

Introduction: Takashi Ohama is a renowned inventor hailing from Iwakura, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takashi Ohama holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancements.

Career Highlights: With a career spanning over two decades, Takashi Ohama has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant breakthroughs in various industries.

Collaborations: Throughout his career, Takashi Ohama has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Takashi Ohama's relentless pursuit of innovation and his passion for creating solutions to complex technological challenges have solidified his reputation as a visionary inventor in the global tech community.