Hydraulic drive device for working machine
US-9341198-B2 · May 17, 2016 · US
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Ishikawa Kouji patents
Ishikawa Kouji holds 17 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 17 |
| Recent patents | 0 |
| First publication | Feb 10, 2015 |
| Latest publication | May 17, 2016 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Hybrid construction machine
US-9290908-B2 · Mar 22, 2016 · US
Hydraulic drive of operating machine
US-9285023-B2 · Mar 15, 2016 · US
Control system for construction machine
US-9260838-B2 · Feb 16, 2016 · US
Hydraulic drive system for hydraulic working machine
US-9249879-B2 · Feb 2, 2016 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Hydraulic drive device for working machine
US-9341198-B2 · May 17, 2016 · US
Hybrid construction machine
US-9290908-B2 · Mar 22, 2016 · US
Hydraulic drive of operating machine
US-9285023-B2 · Mar 15, 2016 · US
Control system for construction machine
US-9260838-B2 · Feb 16, 2016 · US
Hydraulic drive system for hydraulic working machine
US-9249879-B2 · Feb 2, 2016 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| E02F9/2296 | 11 |
| E02F9/22 | 10 |
| E02F9/123 | 10 |
| E02F9/2095 | 10 |
| E02F9/20 | 9 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Fixed Constructions | 16 |
| Mechanical Engineering | 11 |
| Cross-Sectional Technologies | 7 |
| Operations & Transport | 6 |
| Electricity | 2 |
| Physics | 1 |