Inventor
RYU NARIKAWA
Inventor
JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E02Fprimary
E02FDredging59%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology15%
F15BSystems acting by means of fluids in general7%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general4%
E02DFoundations4%
G05BControl or regulating systems in general4%
G06VImage or video recognition or understanding4%
H04NPictorial communication, e.g. television4%
PatentTitleYear
12,577,755Work machine and control system202612,529,203Work machine202612,503,827—202512,385,220Automated work system202512,331,483Work machine control system202512,264,452Work machine202512,065,805Work machine202412,012,723Work machine202411,970,840Work machine202411,879,233Work machine202411,668,069Construction machine202311,649,612Work machine202311,639,593Work machine202311,391,011Hydraulic excavator202211,313,107Work machine202211,230,824Work machine2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to HITACHI CONSTRUCTION MACH CO (15)· patent assignee history
2022–2026Based in JP· patent location history
2025Patents assigned to HITACHI LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI CONSTRUCTION MACH CO | 15 | 2022–2026 |
| HITACHI LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 16 | 2022–2026 |