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For the Inventor, By the Inventor

San Diego, CA, United States of America

Archimedes Technology Group, Inc.

Calculating rank
USPTO Granted Patents = 45

% Expired Patents = 22.2

Forward Citations = 458

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11 inventors (with patents filed for the assignee):

goldMedal Tihiro Ohkawa (34 out of 87 patents)

silverMedal Sergei Putvinski (10 out of 10 patents)

bronzeMedal Robert L Miller (7 out of 10 patents)

4.  Richard L Freeman (7 out of 8 patents)

5.  Stephen F Agnew (4 out of 4 patents)

6.  Vadim Volosov (2 out of 2 patents)

7.  Arthur Carlson (2 out of 2 patents)

8.  Boris V Kuteev (1 out of 1 patent)

9.  John Gilleland (1 out of 1 patent)

10.  Brian P Cluggish (1 out of 1 patent)

11.  Leigh Sevier (1 out of 1 patent)


Core Competencies:
Ultrasonic Nebulizer
Plasma Mass Filter
Isotope Separator
Electromagnetic Mass Distiller
Nuclear Waste Separator
Induction Plasma Torch
Multi-Mass Filter
Charged Particle Separator
Ponderomotive Forces
Fluorine Generator
Helically Symmetric Filter
Stochastic Cyclotron Ion Filter

45 patents:

1. 6883729 - High frequency ultrasonic nebulizer for hot liquids (2005-04-26),
2. 6797176 - Plasma mass filter with inductive rotational drive (2004-09-28),
3. 6787044 - High frequency wave heated plasma mass filter (2004-09-07),
4. 6773558 - Fluorine generator (2004-08-10),
5. 6733678 - Liquid substrate collector (2004-05-11),
6. 6730231 - Plasma mass filter with axially opposed plasma injectors (2004-05-04),
7. 6726844 - Isotope separator (2004-04-27),
8. 6723248 - High throughput plasma mass filter (2004-04-20),
9. 6719909 - Band gap plasma mass filter (2004-04-13),
10. 6639222 - Device and method for extracting a constituent from a chemical mixture (2003-10-28),
11. 6632369 - Molten salt collector for plasma separations (2003-10-14),
12. 6624380 - Device for recovering sodium hydride (2003-09-23),
13. 6585891 - Plasma mass separator using ponderomotive forces (2003-07-01),
14. 6576127 - Ponderomotive force plug for a plasma mass filter (2003-06-10),
15. 6541764 - Helically symmetric plasma mass filter (2003-04-01),
Company Overview
Archimedes Technology Group, Inc., based in San Diego, CA, specializes in advanced technologies related to plasma and ultrasonic systems. The company focuses on developing innovative solutions such as ultrasonic nebulizers, plasma mass filters, and isotope separators. Their expertise extends to the design and manufacture of induction plasma torches and charged particle separators, addressing critical challenges in nuclear waste management and advanced materials processing. Archimedes is committed to pushing the boundaries of technology in these specialized fields.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

45 Patents

#137 in San Diego, CA

#1,833 in California

#7,791 in US

#15,458 in the World

San Diego, CA (US)
San Diego, CA, United States of America

Archimedes Technology Group, Inc.

Forward Citations = 458

11 inventors:

goldMedal Tihiro Ohkawa (34 out of 87 patents)

silverMedal Sergei Putvinski (10 out of 10 patents)

bronzeMedal Robert L Miller (7 out of 10 patents)

4.  Richard L Freeman (7 out of 8 patents)

5.  Stephen F Agnew (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Archimedes Technology Group, Inc.. Retrieved from https://idiyas.com/company/archimedes-technology-group

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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