Inventor
Hiroaki Kawakita
Inventor
Osaka, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Dprimary
A01DHarvesting43%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles14%
B62DMotor vehicles14%
A01BSoil working in agriculture or forestry7%
E02FDredging7%
F16HGearing7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
5,481,857'Mower blade mounting structure'1996D0340459'Lawn mower'19935,117,936'Vehicle propelling apparatus'19925,079,907'Lawn mower having a tiltable blade housing'19925,062,258'Terrain traversing apparatus having means for transferring grass clippings to collection box'19914,984,420'Dumping apparatus for grass catcher'19914,936,885'Terrain traversing apparatus having means for transferring grass clippings to a collection box'19904,899,525'Clipping collector equipped with front mower'19904,887,686'Working vehicle'19894,257,730'Stand device for boom-type working implements'19814,009,890'Device for connecting working implement to tractor'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1991Patents assigned to KUBOTA LTD (6)· patent assignee history
1977–1996Based in Sakai, JP· patent location history
1981Patents assigned to DUKANE CORP (1)· patent assignee history
1989–1992Based in Osaka, JP· patent location history
1992–1996Patents assigned to KUBOTA KK (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KUBOTA LTD | 6 | 1977–1991 |
| KUBOTA KK | 4 | 1992–1996 |
| DUKANE CORP | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 6 | 1989–1992 |
| Sakai, JP | 5 | 1977–1996 |