Catalyst to attain low sulfur gasoline
US-9636662-B2 · May 2, 2017 · US
This page is not indexed by search engines while we improve data quality.
Choi Ki-Hyouk patents
Choi Ki-Hyouk holds 5 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 5 |
| Recent patents | 0 |
| First publication | Apr 14, 2015 |
| Latest publication | May 2, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Petroleum upgrading process
US-9382485-B2 · Jul 5, 2016 · US
Process to reduce acidity of crude oil
US-9295957-B2 · Mar 29, 2016 · US
Upgrading of hydrocarbons by hydrothermal process
US-9039889-B2 · May 26, 2015 · US
Removal of sulfur compounds from petroleum stream
US-9005432-B2 · Apr 14, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Catalyst to attain low sulfur gasoline
US-9636662-B2 · May 2, 2017 · US
Petroleum upgrading process
US-9382485-B2 · Jul 5, 2016 · US
Process to reduce acidity of crude oil
US-9295957-B2 · Mar 29, 2016 · US
Upgrading of hydrocarbons by hydrothermal process
US-9039889-B2 · May 26, 2015 · US
Removal of sulfur compounds from petroleum stream
US-9005432-B2 · Apr 14, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| C10G2300/805 | 4 |
| C10G2300/205 | 3 |
| C10G31/08 | 3 |
| C10G2300/202 | 3 |
| C10G2300/1033 | 3 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 5 |
| Operations & Transport | 2 |
| Fixed Constructions | 1 |