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Riso Technologies Corporation

USPTO Granted Patents = 24

EPO Patents = 23

Forward Citations = 0

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20 inventors (with patents filed for the assignee):

Yasuhito Kiji (4 out of 20 patents)

Masashi Shimosato (4 out of 38 patents)

Noboru Nitta (3 out of 76 patents)

4. Jun Takamura (3 out of 22 patents)

5. Takashi Tozuka (3 out of 5 patents)

6. Minoru Koyata (3 out of 3 patents)

7. Taiki Goto (2 out of 11 patents)

8. Tsubasa Konishi (2 out of 6 patents)

9. Tetsuya Sato (2 out of 2 patents)

10. Sota Harada (1 out of 7 patents)

11. Keita Takahashi (1 out of 28 patents)

12. Akimasa Toyama (1 out of 3 patents)

13. Masaya Ichikawa (1 out of 5 patents)

14. Takanori Gomi (1 out of 3 patents)

15. Ryutaro Kusunoki (1 out of 63 patents)

24 patents: Sort by Forward Citations

1. 12734803 - Liquid ejection head (2026-09-15),

2. 12703182 - Liquid ejection head (2026-08-11),

3. 12697810 - Drive device (2026-08-04),

4. 12691678 - Inkjet head driving circuit that avoids unwanted high-frequency actuator vibration (2026-07-28),

5. 12679105 - Liquid processing device, control device, and method (2026-07-14),

6. 12679086 - Liquid ejection head (2026-07-14),

7. 12673491 - Liquid ejection head (2026-07-07),

8. 12654447 - Liquid dispensing head and liquid dispensing device (2026-06-16),

9. 12605929 - Liquid ejection head (2026-04-21),

10. 12600128 - Liquid ejecting head and liquid ejecting apparatus (2026-04-14),

11. 12600126 - Driving device and liquid ejecting apparatus (2026-04-14),

12. 12576639 - Liquid ejecting head and liquid ejecting apparatus (2026-03-17),

13. 12558892 - Liquid ejection head (2026-02-24),

14. 12552160 - Liquid ejection head and printing device (2026-02-17),

15. 12521984 - Liquid ejection head, liquid ejection device, and inkjet printer (2026-01-13),

Riso Technologies Corporation is a leading manufacturer of high-speed digital printing solutions and duplicators. Established in 1946, the company specializes in innovative printing technology that combines efficiency and quality. Riso's products are widely used in various sectors, including education, business, and government, providing cost-effective and environmentally friendly printing options. The company is known for its commitment to sustainability and has developed products that reduce energy consumption and waste. Riso continues to expand its global presence, offering advanced printing solutions that meet the evolving needs of customers.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

24 Patents

#1,213 in Tokyo

#2,631 in Japan

#26,595 in the World

Riso Technologies Corporation

Forward Citations = 0

20 inventors:

Yasuhito Kiji (4 out of 20 patents)

Masashi Shimosato (4 out of 38 patents)

Noboru Nitta (3 out of 76 patents)

4. Jun Takamura (3 out of 22 patents)

5. Takashi Tozuka (3 out of 5 patents)

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