Forward Citations = 77

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6 inventors (with patents filed for the assignee):

Alan H Woodruff (2 out of 4 patents)

John S Holloway (2 out of 2 patents)

Norman R Engman (2 out of 3 patents)

4. Gary L Jaehnel (1 out of 5 patents)

5. Walter B Herbst (1 out of 38 patents)

6. James F Caruso (1 out of 95 patents)

6 patents: Sort by Forward Citations

1. 5307599 - Window grill assembly and method for assembling same (1994-05-03),

2. 5216839 - Reversible hinge door assembly (1993-06-08),

3. 5103547 - Apparatus and method for placing weather stripping in a channel (1992-04-14),

4. 5039246 - Method and means for securing screen to a frame (1991-08-13),

5. 4195433 - Utility signal device (1980-04-01),

6. 4155189 - Utility signal device (1979-05-22),

Company Overview

Emco Specialties, Inc. is a leading provider of specialty industrial products and services. With over 25 years of experience, we specialize in custom manufacturing, machining, and fabrication solutions to meet a wide range of customer needs. Our expert team is dedicated to providing quality products and exceptional customer service to clients across various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#32 in Des Moines, IA

#276 in Iowa

#44,949 in US

Des Moines, IA, United States of America

Emco Specialties, Inc.

Forward Citations = 77

6 inventors:

Alan H Woodruff (2 out of 4 patents)

John S Holloway (2 out of 2 patents)

Norman R Engman (2 out of 3 patents)

4. Gary L Jaehnel (1 out of 5 patents)

5. Walter B Herbst (1 out of 38 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Emco Specialties, Inc.. Retrieved from https://idiyas.com/company/emco-specialties

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]