Company Filing History:

23 out of 1,875

Oki Data Corporation

Oki Electric Industry Co., Ltd.

patents

Years Active: 1987-2024

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32 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. D1009988 - Toner cartridge (2024-01-02),

2. D998033 - Image drum cartridge (2023-09-05),

3. D984529 - Image drum cartridge (2023-04-25),

4. D967891 - Toner cartridge (2022-10-25),

5. 10606208 - Developer container, image formation unit, and image formation apparatus (2020-03-31),

6. 10466619 - Replaceable unit, developing unit, image forming unit, and image forming apparatus (2019-11-05),

7. 10274866 - Toner container, image forming unit including the toner container, and image forming apparatus including the toner container (2019-04-30),

8. 9448530 - Developer storage body, image forming unit and image forming apparatus (2016-09-20),

9. 9223249 - Image forming unit and image forming apparatus (2015-12-29),

10. 9217952 - Image forming unit and image forming apparatus (2015-12-22),

11. 9152125 - Image forming unit and image forming apparatus that incorporates the image forming unit (2015-10-06),

12. 8983342 - Developer storage container, image forming unit and image forming apparatus (2015-03-17),

13. 8712294 - Image forming unit having agitating portion and image forming apparatus (2014-04-29),

14. 7957682 - Image forming unit and image forming apparatus (2011-06-07),

15. 7917059 - Developing device and image forming apparatus (2011-03-29),

Title: Tetsu Koyama: Pioneering Inventor from Tokyo

Introduction:

Tetsu Koyama, a distinguished inventor hailing from Tokyo, Japan, has made significant contributions to the field of technology with an impressive total of 32 patents under his name. His innovative spirit and dedication to advancement have positioned him as a key figure in the realm of inventors.

Latest Patents:

Among his latest patents are revolutionary creations such as the Toner Cartridge and Image Drum Cartridge, which showcase his expertise in developing practical solutions that cater to the needs of the digital age.

Career Highlights:

Throughout his career, Tetsu Koyama has been associated with renowned technology companies such as Oki Data Corporation and NEC Corporation. His tenure at these establishments has provided him with invaluable experience and a platform to bring his groundbreaking ideas to life.

Collaborations:

Tetsu Koyama has collaborated with esteemed professionals in the industry, including Shinichi Otani and Hisatoshi Saito. Together, they have combined their unique skills and knowledge to drive innovation forward and shape the future of technology.

Conclusion:

In conclusion, Tetsu Koyama stands as a testament to the power of innovation and perseverance in the world of inventors. His impressive patent portfolio and collaborations underscore his dedication to pushing the boundaries of technological advancement, making him a revered figure in the realm of invention and creativity.

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5 patents (EPO):

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4 patents pending (EPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.