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Kataoka Corporation

USPTO Granted Patents = 21

% Expired Patents = 14.3

EPO Patents = 9

Trademarks = 3

Forward Citations = 21

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27 inventors (with patents filed for the assignee):

Junichi Matsumoto (16 out of 18 patents)

Ping Dai (5 out of 6 patents)

Masami Suzuki (4 out of 4 patents)

4. Norio Nishi (4 out of 4 patents)

5. Yoshinori Harada (4 out of 7 patents)

6. Toshiyuki Kanamori (3 out of 13 patents)

7. Kimio Sumaru (3 out of 7 patents)

8. Nobuaki Iehisa (3 out of 3 patents)

9. Shoichi Honda (3 out of 3 patents)

10. Norihiro Yamagishi (2 out of 2 patents)

11. Yukimasa Takeda (2 out of 2 patents)

12. Ayumi Kusaka (2 out of 2 patents)

13. Toshiyuki Takagi (1 out of 6 patents)

14. Yuta Murakami (1 out of 4 patents)

15. Tetsuro Takamatsu (1 out of 5 patents)

21 patents: Sort by Forward Citations

1. 12467026 - Cell culture tool and method for producing cell culture tool (2025-11-11),

2. 12415986 - Production method for neuron-like cells (2025-09-16),

3. 12270020 - Cell culture instrument and cell processing method (2025-04-08),

4. 12018283 - Method for producing insulin-producing cells (2024-06-25),

5. 12018239 - Laser processing machine (2024-06-25),

6. 11977214 - Phase difference observation apparatus and cell treatment apparatus (2024-05-07),

7. 11834679 - Method for producing cardiomyocytes (2023-12-05),

8. 11781108 - Method for producing nervous system cells (2023-10-10),

9. 11655441 - Cell culture base, cell culture vessel, method for culturing cells, method for producing cells, method for producing cell culture base, and method for producing cell culture vessel (2023-05-23),

10. 11603514 - Cell treatment apparatus (2023-03-14),

11. 11560540 - Cell treatment apparatus and method for treating cells with lasers (2023-01-24),

12. 11504810 - Cell processing method, laser processing machine (2022-11-22),

13. 11499133 - Cell treatment apparatus and method for treating object to be treated (2022-11-15),

14. 11499129 - Cell treatment apparatus (2022-11-15),

15. 11459546 - Method for producing somatic cell, somatic cell, and composition (2022-10-04),

Kataoka Corporation, based in Kyoto, Japan, specializes in advanced materials and technologies, focusing on the development and manufacturing of high-performance products for various industries. The company is recognized for its expertise in fields such as electronics, automotive components, and precision machinery. Kataoka's commitment to innovation drives its research initiatives, aiming to enhance product functionality and sustainability while addressing the evolving needs of global markets.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Kataoka Corporation

21 Patents

#90 in Kyoto 615-0031

#2,861 in Japan

#29,928 in the World

Kataoka Corporation

Forward Citations = 21

27 inventors:

Junichi Matsumoto (16 out of 18 patents)

Ping Dai (5 out of 6 patents)

Masami Suzuki (4 out of 4 patents)

4. Norio Nishi (4 out of 4 patents)

5. Yoshinori Harada (4 out of 7 patents)

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