Forward Citations = 9

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4 inventors (with patents filed for the assignee):

Haruyoshi Tatsu (4 out of 60 patents)

Sokolov Sergey Vasilyevich (4 out of 9 patents)

Kollar Alexander Nikolaevich (4 out of 4 patents)

4. Riichi Iwa (4 out of 9 patents)

4 patents: Sort by Forward Citations

1. 5942598 - Perfluoroalkyleneethertriazine oligomer and process for producing the (1999-08-24),

2. 5789532 - Perfluoroalkyleneethertriazine oligomer and process for producing the (1998-08-04),

3. 5783659 - Perfluoroalkyleneethertriazine oligomer and process for producing the (1998-07-21),

4. 5681921 - Perfluoroalkyleneethertriazine oligomer and process for producing the (1997-10-28),

Company Overview

S.v. Lebedev is a leading manufacturing company specializing in the production of high-quality industrial equipment. With a strong focus on innovation and customer satisfaction, we strive to provide cutting-edge solutions that meet the needs of our clients. Our products range from heavy machinery to precision tools, catering to a diverse range of industries. Visit our website to learn more about our products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#5 in Saint Petersburg

#77 in Russia

Saint Petersburg, Russia

S.v. Lebedev

Forward Citations = 9

4 inventors:

Haruyoshi Tatsu (4 out of 60 patents)

Sokolov Sergey Vasilyevich (4 out of 9 patents)

Kollar Alexander Nikolaevich (4 out of 4 patents)

4. Riichi Iwa (4 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: S.v. Lebedev. Retrieved from https://idiyas.com/company/s-v-lebedev

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]