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C. Itoh & Co., Ltd.

USPTO Granted Patents = 13

Forward Citations = 126

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11 inventors (with patents filed for the assignee):

Hiroshi Uchiyama (4 out of 10 patents)

Thomas U Coe (4 out of 6 patents)

Atsushi Yamazaki (3 out of 3 patents)

4. Chris Krishnan (2 out of 2 patents)

5. Toshinori Morizane (1 out of 8 patents)

6. Yuko Yoshida (1 out of 1 patent)

7. Koichi Awazu (1 out of 1 patent)

8. Teruhiro Takama (1 out of 1 patent)

9. Susumu Higuchi (1 out of 1 patent)

10. Akijiro Shibayama (1 out of 1 patent)

11. Daiji Nagatomo (1 out of 2 patents)

13 patents: Sort by Forward Citations

1. 5131977 - Base plate for recording disc and a method for its manufacture (1992-07-21),

2. 4870524 - Substrate for rigid disk storage media (1989-09-26),

3. 4829799 - Method of manufacturing substrate for memory disk (1989-05-16),

4. 4825680 - Method of manufacturing metal substrates for disk for memory storage (1989-05-02),

5. 4823578 - Method of manufacturing substrate for memory disk (1989-04-25),

6. D296211 - Printer for a computer (1988-06-14),

7. D295977 - Printer for a computer (1988-05-31),

8. 4648136 - Human body protector (1987-03-10),

9. 4483956 - Acrylic resin article (1984-11-20),

10. 4388119 - Dibenzylidene sorbitol composition and process for preparation thereof (1983-06-14),

11. 4267110 - Process for preparing dibenzylidenesorbitol and composition containing (1981-05-12),

12. 4173896 - Device for measuring rotational speed of a diesel engine (1979-11-13),

13. 4131612 - Process for purifying crude dibenzylidene sorbitol (1978-12-26),

C. Itoh & Co., Ltd. is a global trading company based in Japan. They provide a wide range of products and services including machinery, electronics, chemicals, and food products. With a focus on innovation and customer satisfaction, they strive to be a reliable partner for businesses around the world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#350 in Osaka

#3,655 in Japan

#43,615 in the World

C. Itoh & Co., Ltd.

Forward Citations = 126

11 inventors:

Hiroshi Uchiyama (4 out of 10 patents)

Thomas U Coe (4 out of 6 patents)

Atsushi Yamazaki (3 out of 3 patents)

4. Chris Krishnan (2 out of 2 patents)

5. Toshinori Morizane (1 out of 8 patents)

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