For the Inventor, By the Inventor

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San Marcos, CA, United States of America

Napp Systems (USA), Inc.

USPTO Granted Patents = 12

Trademarks = 1

Forward Citations = 125

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13 inventors (with patents filed for the assignee):

Sakuo Okai (4 out of 4 patents)

Koichi Kimoto (4 out of 4 patents)

Robert W Hallman (3 out of 9 patents)

4. Sakuo Okai (2 out of 2 patents)

5. Shozo Tsuchida (2 out of 2 patents)

6. Eugene L Langlais (2 out of 3 patents)

7. Mamoru Seio (1 out of 14 patents)

8. Masami Kawabata (1 out of 13 patents)

9. Hidefumi Kusuda (1 out of 6 patents)

10. Lawrence E Howard (1 out of 4 patents)

11. Dominic B Rubic (1 out of 1 patent)

12. Ronald G Bohannon (1 out of 1 patent)

13. Kiyomi Sakurai (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 4952481 - Photosensitive resin composition (1990-08-28),

2. 4540649 - Water developable photopolymerizable composition and printing plate (1985-09-10),

3. 4522910 - Photosensitive graphic arts article (1985-06-11),

4. 4472494 - Bilayer photosensitive imaging article (1984-09-18),

5. 4428659 - Apparatus and method for removing soluble portions of a coating (1984-01-31),

6. 4329422 - Post-exposure treating solution for photosensitive graphic arts articles (1982-05-11),

7. 4289071 - Shallow relief non-bottoming photopolymer printing plate (1981-09-15),

8. 4283481 - Element having phosphine activated photosensitive compositions therein (1981-08-11),

9. 4233391 - Water developable photopolymerizable compositions containing phosphine (1980-11-11),

10. 4164422 - Water developable, photopolymer printing plates having ink-repulsive (1979-08-14),

11. 4115123 - Shallow relief photopolymer printing plate and methods (1978-09-19),

12. 4115119 - Shallow relief photopolymer printing plate and methods (1978-09-19),

Napp Systems (USA), Inc. is a leading provider of innovative software solutions for businesses. With a focus on efficiency and customer satisfaction, Napp Systems offers a range of products designed to streamline operations, increase productivity, and drive growth. Their cutting-edge technology and expert team ensure that clients receive top-quality solutions that meet their unique needs. Visit their website to learn more about how Napp Systems can help your business succeed.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

12 Patents

#6 in San Marcos, CA

#6,052 in California

#25,508 in US

#48,055 in the World

San Marcos, CA, United States of America

Napp Systems (USA), Inc.

Forward Citations = 125

13 inventors:

Sakuo Okai (4 out of 4 patents)

Koichi Kimoto (4 out of 4 patents)

Robert W Hallman (3 out of 9 patents)

4. Sakuo Okai (2 out of 2 patents)

5. Shozo Tsuchida (2 out of 2 patents)

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