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Trademarks = 21

Forward Citations = 316

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6 inventors (with patents filed for the assignee):

Elmo W Geppelt (4 out of 7 patents)

William H Poore (4 out of 6 patents)

Garry R Perkins (3 out of 4 patents)

4. Richard D Christensen (1 out of 1 patent)

5. Mark A Smith (1 out of 1 patent)

6. Leonard Browning (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 6062772 - Plastic block retaining wall with attached keylock facing panels (2000-05-16),

2. D404146 - Combined keylock facing panel and H-shaped retaining wall block (1999-01-12),

3. 5788423 - Masonry block retaining wall with attached keylock facing panels and (1998-08-04),

4. D381437 - Retaining wall masonry block (1997-07-22),

5. 5410808 - Method of making a double wall twist tube (1995-05-02),

6. 5092038 - Method of manufacturing spiral heat exchanger tubes with an external fin (1992-03-03),

7. 5002119 - Header and tube for use in a heat exchanger (1991-03-26),

8. 4995450 - Heat pipe (1991-02-26),

G.p. Industries, Inc. is a leading manufacturer of industrial tools and equipment. With over 50 years of experience in the industry, we specialize in providing high-quality products for a wide range of applications. Our commitment to innovation and customer satisfaction sets us apart from the competition. Visit our website to learn more about our products and services.

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USPTO Data Jan 1 1976 - Jan 20 2026

8 Patents

#27 in Schaumburg, IL

#1,652 in Illinois

#35,004 in US

Schaumburg, IL, United States of America

G.p. Industries, Inc.