Inventor
MASAAKI NAGATA
Inventor
JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing46%
G06NComputing arrangements based on specific computational models23%
G06VImage or video recognition or understanding12%
G06KGraphical data reading8%
G05BControl or regulating systems in general4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
G10LSpeech analysis techniques or speech synthesis4%
PatentTitleYear
12,505,315—202512,462,113Embedding an unknown word in an input sequence202512,271,410Learning quality estimation device, method, and program202512,210,844Generation apparatus, generation method and program202512,197,476Information processing apparatus and information processing method202512,164,552Classification of sentences from clusters of interest202412,131,120Word coding device, analysis device, language model learning device, method, and program202411,954,432Symbol sequence generation apparatus, text compression apparatus, symbol sequence generation method and program202411,869,491Abstract generation device, method, program, and recording medium202411,520,994Summary evaluation device, method, program, and storage medium202211,429,788Summary evaluation device, method, program and storage medium202211,216,613Document summarization device, method, and program2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to NIPPON TELEGRAPH & TELEPHONE (8)· patent assignee history
2022–2025Based in JP· patent location history
2024–2025Patents assigned to SONY GROUP CORP (2)· patent assignee history
2025Patents assigned to NTT INC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON TELEGRAPH & TELEPHONE | 8 | 2022–2025 |
| NTT INC | 2 | 2025 |
| SONY GROUP CORP | 2 | 2024–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 12 | 2022–2025 |