For the Inventor, By the Inventor

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Heishin Ltd.

USPTO Granted Patents = 25

EPO Patents = 4

Trademarks = 3

Forward Citations = 17

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22 inventors (with patents filed for the assignee):

Noriaki Sakakihara (7 out of 7 patents)

Eiji Uetsuji (6 out of 6 patents)

Nobuhisa Suhara (5 out of 5 patents)

4. Yusuke Tanaka (4 out of 5 patents)

5. Atsushi Tanito (2 out of 2 patents)

6. Kei Tanaka (2 out of 2 patents)

7. Takashi Sato (2 out of 8 patents)

8. Takashi Hashima (2 out of 2 patents)

9. Tetsuo Yamane (1 out of 1 patent)

10. Masaki Nakazawa (1 out of 1 patent)

11. Masaji Nakatani (1 out of 4 patents)

12. Masaki Mori (1 out of 1 patent)

13. Yoshihiro Sugino (1 out of 1 patent)

14. Hideaki Wakizaka (1 out of 1 patent)

15. Kunihiro Ichida (1 out of 1 patent)

25 patents: Sort by Forward Citations

1. 12472518 - Fluid discharge system (2025-11-18),

2. 12410792 - Uniaxial eccentric screw pump (2025-09-09),

3. 12338820 - Uniaxial eccentric screw pump (2025-06-24),

4. 12276280 - Uniaxial eccentric screw pump with radial adjustment of the stator (2025-04-14),

5. 11867172 - Uniaxial eccentric screw pump (2024-01-09),

6. 11648775 - Liquid coating apparatus (2023-05-16),

7. 11408420 - Stator and uniaxial eccentric screw pump (2022-08-09),

8. 11407155 - Fluid feeding system and molding system (2022-08-09),

9. 11110482 - Discharge system (2021-09-07),

10. 10408235 - Accumulator and fluid material discharge system (2019-09-10),

11. 10364813 - Liquid transport device with decreasing pitches (2019-07-30),

12. 10300503 - Fluid application system and fluid application method (2019-05-28),

13. 10240599 - Uniaxial eccentric screw pump (2019-03-26),

14. 10233922 - Axis eccentric screw pump with an increasing diameter rotor with a constant sectional area stator (2019-03-19),

15. 10233921 - Axis eccentric screw pump with decreasing sectional area of stator with a constant diameter rotor (2019-03-19),

Heishin Ltd. is a leading global manufacturer and supplier of industrial machinery and equipment. With over 50 years of experience, we specialize in designing, manufacturing, and delivering high-quality products to various industries including automotive, electronics, aerospace, and more. Our commitment to innovation, exceptional customer service, and reliable solutions has made us a trusted partner for businesses worldwide. Please visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

25 Patents

#16 in Kobe

#2,517 in Japan

#24,961 in the World

Heishin Ltd.

Forward Citations = 17

22 inventors:

Noriaki Sakakihara (7 out of 7 patents)

Eiji Uetsuji (6 out of 6 patents)

Nobuhisa Suhara (5 out of 5 patents)

4. Yusuke Tanaka (4 out of 5 patents)

5. Atsushi Tanito (2 out of 2 patents)

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