Back light unit
US-9910202-B2 · Mar 6, 2018 · US
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Park Sang Jun patents
Park Sang Jun holds 5 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 5 |
| Recent patents | 0 |
| First publication | Jun 23, 2015 |
| Latest publication | Mar 6, 2018 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Light unit
US-9625642-B2 · Apr 18, 2017 · US
Light unit having light guide member with receiving holes with round part
US-9207382-B2 · Dec 8, 2015 · US
Light unit
US-9121981-B2 · Sep 1, 2015 · US
Upright type vacuum cleaner
US-9060662-B2 · Jun 23, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Back light unit
US-9910202-B2 · Mar 6, 2018 · US
Light unit
US-9625642-B2 · Apr 18, 2017 · US
Light unit having light guide member with receiving holes with round part
US-9207382-B2 · Dec 8, 2015 · US
Light unit
US-9121981-B2 · Sep 1, 2015 · US
Upright type vacuum cleaner
US-9060662-B2 · Jun 23, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G02B6/0021 | 4 |
| G02B6/0083 | 3 |
| G02B6/0068 | 2 |
| G02F1/133603 | 2 |
| G02B6/0073 | 2 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 4 |
| Human Necessities | 1 |