Inventor
Kazuhiko Fujii
Inventor
Hiroshima, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E02Fprimary
E02FDredging25%
F15BSystems acting by means of fluids in general17%
H01QAntennas, i.e. radio aerials13%
Y10TTechnical subjects covered by former us classification13%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles8%
B01DSeparation4%
F01MLubricating of machines or engines in general4%
F02DControlling combustion engines4%
F04BPositive-displacement machines for liquids4%
F16HGearing4%
PatentTitleYear
9,862,253'Automotive window glass, method for attaching a molding, and method for manufacturing automotive window glass'20189,550,411'Automotive window glass, method for attaching a molding, and method for manufacturing automotive window glass'20177,634,961'Hydraulic circuit for construction machine'20097,282,145'Oil filter for construction machine'20076,837,140'Control system and method for hydraulic working machine'20055,967,758'Controlling device for controlling rotational speed of engine of hydraulic working machine'19995,950,430'Construction machine'19995,272,034'Process for producing electrophotographic toner'19935,239,303'Wide-band antenna on vehicle rear window glass'19935,229,780'Wide-band antenna on vehicle rear window glass'19935,220,336'Vehicle window glass antenna for transmission and reception of ultrashort waves'19935,101,627'Adjustable flow-combining restrictor for hydraulic excavator dual pump circuit'19925,052,179'Pump discharge flow rate controlled by pilot pressure acting on vehicle drive valves'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1999Patents assigned to KOBE STEEL LTD (4)· patent assignee history
1991–2009Based in Hiroshima, JP· patent location history
1993–2018Patents assigned to CENTRAL GLASS CO LTD (5)· patent assignee history
1993Patents assigned to MITA INDUSTRIAL CO LTD (1)· patent assignee history
1993–2018Based in Matsusaka, JP· patent location history
1993Based in Nara, JP· patent location history
2005–2009Patents assigned to KOBELCO CONSTR MACHINERY LTD (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CENTRAL GLASS CO LTD | 5 | 1993–2018 |
| KOBE STEEL LTD | 4 | 1991–1999 |
| KOBELCO CONSTR MACHINERY LTD | 3 | 2005–2009 |
| MITA INDUSTRIAL CO LTD | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hiroshima, JP | 7 | 1991–2009 |
| Matsusaka, JP | 5 | 1993–2018 |
| Nara, JP | 1 | 1993 |