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Petoca, Ltd.

USPTO Granted Patents = 42

Forward Citations = 441

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46 inventors (with patents filed for the assignee):

Yoshiyuki Nishimura (11 out of 11 patents)

Hideyuki Nakajima (10 out of 10 patents)

Toshio Tamaki (8 out of 8 patents)

4. Hiroshi Ejiri (5 out of 5 patents)

5. Minoru Takabatake (5 out of 5 patents)

6. Yoshikazu Nagata (5 out of 5 patents)

7. Takashi Maeda (4 out of 4 patents)

8. Yoshinori Suto (4 out of 4 patents)

9. Toshiyuki Ito (4 out of 4 patents)

10. Akio Takamatsu (4 out of 4 patents)

11. Toshifumi Kawamura (4 out of 4 patents)

12. Yasushi Katsuta (4 out of 4 patents)

13. Katsumi Takano (4 out of 4 patents)

14. Tomiji Hosotsubo (4 out of 4 patents)

15. Toshio Yonezawa (3 out of 11 patents)

42 patents: Sort by Forward Citations

1. 6303095 - Milled carbon fiber and process for producing the same (2001-10-16),

2. 6287729 - Graphite materials for negative electrode used in lithium secondary battery (2001-09-11),

3. 6118650 - Mesophase pitch-based activated carbon fibers and electric double layer (2000-09-12),

4. 6077463 - Process for producing graphite material for negative electrode used in (2000-06-20),

5. 6022518 - Surface graphitized carbon material and process for producing the same (2000-02-08),

6. 5951959 - Mesophase pitch-based carbon fiber for use in negative electrode of (1999-09-14),

7. 5888928 - Process for producing activated carbon fiber molding and activated (1999-03-30),

8. 5855663 - Carbon fibers for reinforcement of cement and cement composite material (1999-01-05),

9. 5824245 - Processes for preparing milled graphite fibers (1998-10-20),

10. 5795843 - Pitch-based activated carbon fiber (1998-08-18),

11. 5795678 - Negative electrode for use in lithium secondary battery and process for (1998-08-18),

12. 5792577 - Negative electrode material for use in lithium-ion secondary battery and (1998-08-11),

13. 5698341 - Carbon material for lithium secondary battery and process for producing (1997-12-16),

14. 5686181 - Carbon fibers for reinforcement of cement and cement composite material (1997-11-11),

15. 5652058 - Carbon fiber rovings for reinforcement of concrete (1997-07-29),

Petoca, Ltd. is a leading provider of pet care products and services. With a passion for animals, we strive to enhance the health and well-being of pets worldwide. Our extensive range of high-quality pet supplies, nutritious food, advanced grooming products, and accessories cater to the diverse needs of dogs, cats, birds, fish, and small animals. We also offer professional pet grooming services and training programs to ensure that pets receive the care they deserve. At Petoca, we believe in promoting responsible pet ownership and aim to create products that foster the bond between pets and their owners. Visit our website to explore our products and learn more about our mission to make pets happier and healthier.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

42 Patents

#779 in Tokyo

#1,867 in Japan

#15,845 in the World

Petoca, Ltd.

Forward Citations = 441

46 inventors:

Yoshiyuki Nishimura (11 out of 11 patents)

Hideyuki Nakajima (10 out of 10 patents)

Toshio Tamaki (8 out of 8 patents)

4. Hiroshi Ejiri (5 out of 5 patents)

5. Minoru Takabatake (5 out of 5 patents)

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