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For the Inventor, By the Inventor

Hemmingen, Germany

Gunter H Rohr

This inventor holds 16 USPTO granted patents. Top assignees: Union Special Corporation, 501 Union Special G.m.b.h.. Active years: 1978-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gunter H Rohr. Retrieved from https://idiyas.com/inventor/gunter-h-rohr

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

USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 8

Forward Citations = 157(Granted Patents)


Company Filing History:

goldMedal15 out of 216 
 
Union Special Corporation
 patents
silverMedal1 out of 1 
 
501 Union Special G.m.b.h.
 patent

Years Active: 1978-1996

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16 patents (USPTO):Explore Patents
1. 5531174 - Sewing machine for sewing seams on a tubular workpiece (1996-07-02),
2. 5251557 - Sewing machine with an edge guiding device to guide one or more plies of (1993-10-12),
3. 5188047 - Production of circular seams on a workpiece (1993-02-23),
4. 5178084 - Multiple needle chainstitch sewing machine (1993-01-12),
5. 5101748 - Feed dog drive for sewing machines (1992-04-07),
6. 5051678 - Drive device for a reciprocating part (1991-09-24),
7. 5029541 - Device for the formation and sewing of a hem at an opening in a workpiece (1991-07-09),
8. 4967674 - Sewing machine for sewing on a tape (1990-11-06),
9. 4850293 - Sewing machine top cover thread trimmer (1989-07-25),
10. 4827856 - Alignment device for a sewing machine (1989-05-09),
11. 4754722 - Thread break detector for a sewing machine (1988-07-05),
12. 4744319 - Workpiece controlling device for a sewing machine (1988-05-17),
13. 4582009 - Sewing machine thread trimming mechanism (1986-04-15),
14. 4512268 - Method and apparatus for tensioning and sewing a tubular workpiece (1985-04-23),
15. 4467734 - Automatic apparatus for conjointly supporting and guiding a tubular (1984-08-28),

Title: Gunter H. Rohr: Innovator in Sewing Technology

Introduction

Gunter H. Rohr is a notable inventor based in Hemmingen, Germany. He has made significant contributions to the field of sewing technology, holding a total of 16 patents. His innovative designs have improved the efficiency and functionality of sewing machines, particularly in handling tubular workpieces.

Latest Patents

Among his latest patents is a sewing machine designed for sewing seams on a tubular workpiece. This sewing unit features a guide device for binding, which includes a controlled positionable guide member. This innovation allows for the sewing of a binding on an endless edge of a workpiece portion through multiple separately sewn seams. Another notable patent is a sewing machine equipped with an edge guiding device. This device automatically aligns a workpiece with respect to its edge, ensuring that sewing occurs at the correct distance from that edge. The motor-driven guide wheel carries additional motor-driven wheels that guide the workpiece transversely, enhancing precision in sewing operations.

Career Highlights

Gunter H. Rohr has worked with prominent companies in the sewing industry, including Union Special Corporation and 501 Union Special GmbH. His experience in these organizations has contributed to his expertise and innovative approach to sewing technology.

Collaborations

Throughout his career, Gunter has collaborated with notable individuals such as Wolfgang Norz and Horst Pordzik. These partnerships have fostered a creative environment that has led to the development of advanced sewing solutions.

Conclusion

Gunter H. Rohr's contributions to sewing technology through his patents and collaborations have significantly impacted the industry. His innovative designs continue to influence the way sewing machines operate today.

Profile summary based on public USPTO records.
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]
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