Method for preparing polyamide by anion ring-opening polymerization and polyamide prepared thereby
US-12338323-B2 · Jun 24, 2025 · US
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Do Seung Hoe patents
Do Seung Hoe is listed as an inventor on 23 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Do Seung Hoe |
| Total patents | 23 |
| First publication | Jan 1, 2015 |
| Latest publication | Jun 24, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for producing polyamide comprising amide-based molecular weight modifier, and polyamide produced thereby
US-12215194-B2 · Feb 4, 2025 · US
Method for producing polyamide with controlled activator addition, and polyamide produced thereby
US-11814480-B2 · Nov 14, 2023 · US
Method for producing polyamide by coordinated anionic ring-opening polymerization, and polyamide produced thereby
US-11718713-B2 · Aug 8, 2023 · US
Process for Preparing Polyamide by Anionic Polymerization and Polyamide Prepared Thereby
US-2022372221-A1 · Nov 24, 2022 · US
Lightweight sandwich steel sheet using polyamide, and manufacturing method therefor
US-11433639-B2 · Sep 6, 2022 · US
Method for preparing polyamide by anionic ring-opening copolymerization and polyamide prepared thereby
US-2022010065-A1 · Jan 13, 2022 · US
Method for preparing polyamide by using molecular weight control agent having double active group, and polyamide prepared thereby
US-2021002424-A1 · Jan 7, 2021 · US
Method for producing polyamide comprising amide-based molecular weight modifier, and polyamide produced thereby
US-2020385521-A1 · Dec 10, 2020 · US
Method for producing polyamide using terminal encapsulant and polyamide produced thereby
US-2020385520-A1 · Dec 10, 2020 · US
Recent patents
Latest publications not already listed above.
Lightweight sandwich steel sheet using polyamide, and manufacturing method therefor
US-2020384725-A1 · Dec 10, 2020 · US
Method for producing polyamide with controlled activator addition, and polyamide produced thereby
US-2020277438-A1 · Sep 3, 2020 · US
Method for producing polyamide by coordinated anionic ring-opening polymerization, and polyamide produced thereby
US-2020277439-A1 · Sep 3, 2020 · US
Method for preparing polyamide by anion ring-opening polymerization and polyamide prepared thereby
US-2020270397-A1 · Aug 27, 2020 · US
Graphene, method and apparatus for preparing graphene
US-9738528-B2 · Aug 22, 2017 · US
High-efficiency heat-dissipating paint composition using a carbon material
US-9624379-B2 · Apr 18, 2017 · US
Method and apparatus for modifying graphene
US-9611149-B2 · Apr 4, 2017 · US
Blending improvement carbon-composite having carbon-nanotube and its continuous manufacturing method and apparatus
US-9567222-B2 · Feb 14, 2017 · US
Resin composition for EMI shielding, comprising carbon hydride composite
US-9505903-B2 · Nov 29, 2016 · US
Graphene, method and apparatus for preparing graphene
US-2016200581-A1 · Jul 14, 2016 · US
Method and apparatus for modifying graphene
US-2016176714-A1 · Jun 23, 2016 · US
Heat dissipation paint composition and heat dissipation structure
US-2015275061-A1 · Oct 1, 2015 · US
Resin composition for emi shielding, comprising carbon hydride composite
US-2015005411-A1 · Jan 1, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hanwha Chemical Corp | 16 |
| Hanwha Solutions Corp | 7 |
| Do Seung Hoe | 2 |
| Hong Seong Cheol | 2 |
| Lee Jin Seo | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.