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For the Inventor, By the Inventor

Fremont, CA, United States of America

Lee Tech LLC

Calculating rank
USPTO Granted Patents = 17

% Expired Patents = 5.9



Forward Citations = 134

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3 inventors (with patents filed for the assignee):

goldMedal Chie Ying Lee (17 out of 31 patents)

silverMedal Ren Jianmin (1 out of 2 patents)

bronzeMedal Scott Dennis Kohl (1 out of 7 patents)


17 patents:

1. 12686011 - System and method for improving the corn wet mill and dry mill process (2026-07-21),
2. 12685947 - Methods of and systems for a dry milling process with two steps liquefications (2026-07-21),
3. 12655453 - Yeast stage tank incorporated fermentation system and method (2026-06-16),
4. 12365744 - System for and method of producing pure starch slurry and alcohol by using a process combining wet corn milling and a dry corn milling processes (2025-07-22),
5. 12351852 - Yeast stage tank incorporated fermentation system and method (2025-07-08),
6. 12084707 - Yeast stage tank incorporated fermentation system and method (2024-09-10),
7. 12065513 - System for and method of producing pure starch slurry and alcohol by using a process combining wet corn milling and a dry corn milling processes (2024-08-20),
8. 11680278 - Yeast stage tank incorporated fermentation system and method (2023-06-20),
9. 11623966 - System and method for improving the corn wet mill and dry mill process (2023-04-11),
10. 11427839 - Yeast stage tank incorporated fermentation system and method (2022-08-30),
11. 11166478 - Method of making animal feeds from whole stillage (2021-11-09),
12. 9718006 - Multi-zoned screening apparatus (2017-08-01),
13. 9695381 - Two stage high speed centrifuges in series used to recover oil and protein from a whole stillage in a dry mill process (2017-07-04),
14. 9689003 - Dry grind ethanol production process and system with front end milling method (2017-06-27),
15. 9388475 - Method of and system for producing oil and valuable byproducts from grains in dry milling systems with a back-end dewater milling unit (2016-07-12),
Company Overview
Lee Tech LLC, based in Fremont, CA, specializes in advanced technology solutions with a focus on innovative product development. The company is engaged in various domains, including cloud computing, software engineering, and automation technologies. By leveraging cutting-edge research, Lee Tech aims to enhance operational efficiencies and drive technological advancements across multiple industries. Their commitment to innovation positions them as a key player in the evolving tech landscape, catering to a diverse clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

Lee Tech LLC USPTO Patent Assignee Logo
17 Patents

#119 in Fremont, CA

#4,521 in California

#18,914 in US

#35,987 in the World

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

Lee Tech LLC

Forward Citations = 134

3 inventors:

goldMedal Chie Ying Lee (17 out of 31 patents)

silverMedal Ren Jianmin (1 out of 2 patents)

bronzeMedal Scott Dennis Kohl (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lee Tech LLC. Retrieved from https://idiyas.com/company/lee-tech

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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