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For the Inventor, By the Inventor

Aldingen, Germany

J. Hengstler K.g.

Calculating rank
USPTO Granted Patents = 13

Forward Citations = 57

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11 inventors (with patents filed for the assignee):

goldMedal Kurt Wilhelm Kratt (5 out of 5 patents)

silverMedal Horst Pfeiffer (3 out of 8 patents)

bronzeMedal Hans Neher (2 out of 2 patents)

4.  Karl Trittler (1 out of 2 patents)

5.  Manfred Graf (1 out of 1 patent)

6.  Wolfgang Schweikert (1 out of 1 patent)

7.  Alois Bolsinger (1 out of 1 patent)

8.  Reinhard Irion (1 out of 1 patent)

9.  Guenther Hauser (1 out of 1 patent)

10.  Josef Gruler (1 out of 1 patent)

11.  Martin Blepp (1 out of 1 patent)


13 patents:

1. 4564043 - Stepping valve (1986-01-14),
2. 4506373 - Resettable mechanical counter (1985-03-19),
3. 4425014 - Housing for data entry equipment (1984-01-10),
4. 4417138 - Credit card, process and marking appliance for manufacturing said credit (1983-11-22),
5. 4284881 - Digit wheel counter (1981-08-18),
6. 4277677 - Mechanical counter (1981-07-07),
7. 4268743 - Counting-down counter (1981-05-19),
8. 4258374 - Electrically operated device for marking metal-coated paper (1981-03-24),
9. 4196985 - Frame-counting device for use with film cassette (1980-04-08),
10. 3993893 - Data reader (1976-11-23),
11. 3987277 - System for digitally collecting and storing data (1976-10-19),
12. 3937924 - System for collecting data (1976-02-10),
13. 3934121 - Counter means (1976-01-20),
Company Overview
J. Hengstler K.g. is a prominent manufacturer specializing in high-quality industrial automation components. The company is known for its expertise in developing innovative solutions such as encoders, counters, and displays, which are integral to various sectors including manufacturing, automotive, and process control. With a strong emphasis on precision and reliability, J. Hengstler serves a global market, providing essential technologies that enhance operational efficiency and performance across diverse applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

13 Patents

#2 in Aldingen

#3,086 in DT

#45,085 in the World

Aldingen, DE
Aldingen, Germany

J. Hengstler K.g.

Forward Citations = 57

11 inventors:

goldMedal Kurt Wilhelm Kratt (5 out of 5 patents)

silverMedal Horst Pfeiffer (3 out of 8 patents)

bronzeMedal Hans Neher (2 out of 2 patents)

4.  Karl Trittler (1 out of 2 patents)

5.  Manfred Graf (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: J. Hengstler K.g.. Retrieved from https://idiyas.com/company/j-hengstler-k-g

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]
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