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Kabushiki Kaisha Yuyama Seisakusho

USPTO Granted Patents = 50

Trademarks = 1

Forward Citations = 1,567

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31 inventors (with patents filed for the assignee):

Shoji Yuyama (36 out of 144 patents)

Naoki Koike (12 out of 88 patents)

Hiroyasu Hamada (11 out of 20 patents)

4. Hiroshi Nose (10 out of 12 patents)

5. Itsuo Yasunaga (8 out of 18 patents)

6. Hirokazu Amano (5 out of 22 patents)

7. Yasuhiro Shigeyama (5 out of 18 patents)

8. Tsuyoshi Kodama (5 out of 20 patents)

9. Naomichi Etou (5 out of 6 patents)

10. Kunihiko Kano (5 out of 7 patents)

11. Hirotaka Hayashi (4 out of 5 patents)

12. Takaaki Murakami (3 out of 5 patents)

13. Nakaji Takeda (2 out of 14 patents)

14. Takafumi Ikeda (2 out of 4 patents)

15. Keita Yasuoka (2 out of 11 patents)

Core Competencies:

Drug Packaging

Ampule Storage

Tablet Feeder

Drug Inspection

Medication Processing

Injection Drug Dispensing

Drug Filling Machine

Ampule Delivery

Drug Dispenser

Drug Preparation

Drug Storage

Ampule Separator

50 patents: Sort by Forward Citations

1. RE45846 - Method adjusting tension applied to sheet, and device for the same (2016-01-18),

2. RE43549 - Writing device for display members on drug carrier (2012-07-23),

3. 7155396 - Drug preparation instruction system (2006-12-26),

4. 6701218 - Writing device for display members on drug carrier (2004-03-02),

5. 6691490 - Injection drug packaging device (2004-02-17),

6. 6505461 - Drug inspection device and drug packaging device (2003-01-14),

7. 6394308 - Tablet feeder (2002-05-28),

8. 6385943 - Drug filling machine (2002-05-14),

9. 6378729 - Ampule storage container for dispensing ampules at a constant rate (2002-04-30),

10. 6364517 - Drug dispenser and quantity input device (2002-04-02),

11. 6330351 - Drug inspection device and drug packaging device (2001-12-11),

12. 6308494 - Drug filling packaging and labeling machine (2001-10-30),

13. 6308109 - Method and apparatus for delivering drugs (2001-10-23),

14. 6305526 - Ampule transfer unit (2001-10-23),

15. 6301862 - Method of adjusting tension applied to sheet, and device for the same (2001-10-16),

Kabushiki Kaisha Yuyama Seisakusho, also known as Yuyama Corporation, is a Japanese manufacturing company established in 1964. They specialize in the development and production of automated pharmaceutical packaging and dispensing systems. Yuyama Corporation's innovative solutions help pharmacies improve efficiency, accuracy, and patient safety in medication management. With their advanced technology and reliable products, they have established a strong presence in both domestic and international markets.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

50 Patents

#160 in Osaka

#1,673 in Japan

#13,575 in the World

Kabushiki Kaisha Yuyama Seisakusho

Forward Citations = 1,567

31 inventors:

Shoji Yuyama (36 out of 144 patents)

Naoki Koike (12 out of 88 patents)

Hiroyasu Hamada (11 out of 20 patents)

4. Hiroshi Nose (10 out of 12 patents)

5. Itsuo Yasunaga (8 out of 18 patents)

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