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Wpc Corporation

USPTO Granted Patents = 8

% Expired Patents = 50.0

CIPO Patents = 4

EPO Patents = 3

Forward Citations = 73

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12 inventors (with patents filed for the assignee):

Takeyasu Kikuchi (4 out of 8 patents)

Seiichi Fukawa (2 out of 2 patents)

Milton G Stowe (2 out of 2 patents)

4. Yuichiro Nakamura (1 out of 37 patents)

5. Damon Kyle Wayans (1 out of 2 patents)

6. Kazumasa Morita (1 out of 2 patents)

7. Koji Higashi (1 out of 2 patents)

8. Masatomo Sato (1 out of 1 patent)

9. Kengo Kuma (1 out of 6 patents)

10. Martin Merik Pelletier (1 out of 1 patent)

11. Robert J Von Bose (1 out of 8 patents)

12. Barry J Brooks (1 out of 1 patent)

13. Sadao Nishibori (29 patents)

8 patents: Sort by Forward Citations

1. 9410566 - Fixing device for panel (2016-08-09),

2. 8871345 - Method for producing composite pellet for extrusion molding, and composite pellet for extrusion molding produced by the method (2014-10-28),

3. 8771048 - Computer-implemented video puzzles (2014-07-08),

4. 8769897 - Remaining formwork for decoration, and wall surface structure of concrete structure (2014-07-08),

5. D664836 - Floor board fixture (2012-08-07),

6. 4365321 - Sonic logging tool (1982-12-21),

7. 4149566 - Elastomeric test cup for tubing pressure testing (1979-04-17),

8. 4060249 - Rod packing (1977-11-29),

Wpc Corporation is a leading provider of high-quality industrial supplies and equipment. With over 20 years of experience, we specialize in delivering innovative solutions to meet the unique needs of our customers. Our products range from cutting-edge technologies to traditional industrial goods, all designed to optimize efficiency and productivity in various industries.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

8 Patents

#2,145 in Tokyo

#5,035 in Japan

Wpc Corporation

Forward Citations = 73

12 inventors:

Takeyasu Kikuchi (4 out of 8 patents)

Seiichi Fukawa (2 out of 2 patents)

Milton G Stowe (2 out of 2 patents)

4. Yuichiro Nakamura (1 out of 37 patents)

5. Damon Kyle Wayans (1 out of 2 patents)

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