LED lighting device, and method of extracting light using LED lighting device
US-10591135-B2 · Mar 17, 2020 · US
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Totoku Electric patents
Totoku Electric holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Aug 2, 2018 |
| Latest publication | Mar 17, 2020 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 2 |
| Mechanical Engineering | 2 |
| Physics | 2 |