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For the Inventor, By the Inventor

Corona, CA, United States of America

Tamarack Scientific Co. Inc.

Calculating rank
USPTO Granted Patents = 12

Forward Citations = 570

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8 inventors (with patents filed for the assignee):

goldMedal Ronald E Sheets (10 out of 13 patents)

silverMedal Yanrong Yuan (1 out of 4 patents)

bronzeMedal Matthew E Souter (1 out of 4 patents)

4.  Chorng-Tao Yu (1 out of 1 patent)

5.  Kenneth H Isaak (1 out of 1 patent)

6.  John R Bjorkman (1 out of 2 patents)

7.  Howard W Doering, Jr (1 out of 2 patents)

8.  George A Barbas (1 out of 2 patents)


12 patents:

1. 8778799 - Laser removal of conductive seed layers (2014-07-15),
2. 5559629 - Unit magnification projection system and method (1996-09-24),
3. 5530516 - Large-area projection exposure system (1996-06-25),
4. 5131752 - Method for film thickness endpoint control (1992-07-21),
5. 4940881 - Method and apparatus for effecting selective ablation of a coating from (1990-07-10),
6. 4698486 - Method of heating semiconductor wafers in order to achieve annealing, (1987-10-06),
7. 4649261 - Apparatus for heating semiconductor wafers in order to achieve (1987-03-10),
8. 4555630 - Automatic system for exposing and handling double-sided printed circuit (1985-11-26),
9. D272914 - Wide field illuminator (1984-03-06),
10. 4023904 - Optical microcircuit printing process (1977-05-17),
11. 4007987 - Vacuum contact printing system and process for electronic circuit (1977-02-15),
12. 3941475 - Optical microcircuit printing system (1976-03-02),
Company Overview
Tamarack Scientific Co. Inc., based in Corona, California, specializes in the development and manufacturing of advanced scientific instruments and technologies. The company focuses on providing innovative solutions for various industries, including healthcare and environmental monitoring. With a commitment to research and development, Tamarack aims to enhance the capabilities of scientific analysis and improve operational efficiencies across its target sectors, contributing to advancements in technology and scientific understanding.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#14 in Corona, CA

#6,069 in California

#25,589 in US

#48,235 in the World

Corona, CA (US)
Corona, CA, United States of America

Tamarack Scientific Co. Inc.

Forward Citations = 570

8 inventors:

goldMedal Ronald E Sheets (10 out of 13 patents)

silverMedal Yanrong Yuan (1 out of 4 patents)

bronzeMedal Matthew E Souter (1 out of 4 patents)

4.  Chorng-Tao Yu (1 out of 1 patent)

5.  Kenneth H Isaak (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tamarack Scientific Co. Inc.. Retrieved from https://idiyas.com/company/tamarack-scientific-company

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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