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For the Inventor, By the Inventor

Saint Paul, MN, United States of America

Eta Systems, Inc.

Calculating rank
USPTO Granted Patents = 9

Forward Citations = 211

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11 inventors (with patents filed for the assignee):

goldMedal Randall E Bach (3 out of 11 patents)

silverMedal Thomas J Harris (1 out of 19 patents)

bronzeMedal John H Ketzler (1 out of 2 patents)

4.  Earl A Mazorol, Jr (1 out of 1 patent)

5.  Daniel C Sullivan (1 out of 1 patent)

6.  David R Resnick (1 out of 1 patent)

7.  Dennis Fazio (1 out of 1 patent)

8.  Brent H Doyle (1 out of 1 patent)

9.  Roy J Hoelzel (1 out of 1 patent)

10.  John J Doyle, Jr (1 out of 1 patent)

11.  David C Crohn (1 out of 1 patent)


9 patents:

1. 4852015 - Automatic circuit layout router (1989-07-25),
2. 4805096 - Interrupt system (1989-02-14),
3. 4791578 - Logic gate system design (1988-12-13),
4. 4769558 - Integrated circuit clock bus layout delay system (1988-09-06),
5. 4763298 - Memory assembly with cooling insert (1988-08-09),
6. 4760292 - Temperature compensated output buffer (1988-07-26),
7. 4714924 - Electronic clock tuning system (1987-12-22),
8. 4712388 - Cryostat cooling system (1987-12-15),
9. 4701920 - Built-in self-test system for VLSI circuit chips (1987-10-20),
Company Overview
Eta Systems, Inc. is a leading provider of innovative software solutions for the financial services industry. With a focus on streamlining operations and enhancing productivity, Eta Systems offers a range of cutting-edge technologies designed to optimize financial processes and drive business growth. Known for its commitment to excellence and customer satisfaction, Eta Systems is trusted by some of the largest financial institutions in the world.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

9 Patents

#110 in Saint Paul, MN

#944 in Minnesota

#32,627 in US

Saint Paul, MN (US)
Saint Paul, MN, United States of America

Eta Systems, Inc.

Forward Citations = 211

11 inventors:

goldMedal Randall E Bach (3 out of 11 patents)

silverMedal Thomas J Harris (1 out of 19 patents)

bronzeMedal John H Ketzler (1 out of 2 patents)

4.  Earl A Mazorol, Jr (1 out of 1 patent)

5.  Daniel C Sullivan (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Eta Systems, Inc.. Retrieved from https://idiyas.com/company/eta-systems

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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