Inventor
Naoki Hakamada
Inventor
Anjo, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Cprimary
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids21%
B60TVehicle brake control systems or parts thereof14%
F16HGearing10%
H02KDynamo-electric machines10%
F01CRotary-piston or oscillating-piston machines or engines5%
H01LSemiconductor devices5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%
PatentTitleYear
10,736,238Semiconductor device20209,835,155Sealing of a gear pump20179,768,095'Semiconductor device and manufacturing method thereof'20179,556,869'Compact structure of gear pump designed to minimize loss of pumping torque'20179,358,967'Rotary pump and braking system having the same'20169,163,627'Rotating pump and brake system using same'20158,957,560'Electric rotating machine'20158,686,605'Rotary electric machine with improved cooling capability'20148,629,586'Electric rotating machine with cooling mechanism'20148,552,603'Electric rotating machine with cooling mechanism'20138,388,328'Rotary pump and brake device in which rotary pump is provided'20138,392,041'Hybrid vehicle'20137,399,171'Rotary pump for braking device'20086,905,321'Rotary pump for braking apparatus'20056,749,272'Rotary pump with higher discharge pressure and brake apparatus having same'20046,705,181'Torque transmission apparatus'20046,343,680'Friction clutch'20026,227,831'Compressor having an inclined surface to guide lubricant oil'20015,754,969'Automatic transmission system with lock-up clutch'19985,681,241'Automatic transmission for automotive vehicles'19975,556,356'Hydraulic control system for an automatic transmission of a vehicle'19965,388,614'Rotary flow control valve'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2017Patents assigned to NIPPON SOKEN (18)· patent assignee history
1995–2001Based in Okazaki, JP· patent location history
2001–2017Patents assigned to DENSO CORP (13)· patent assignee history
2002Based in Nishio, JP· patent location history
2004–2020Based in Anjo, JP· patent location history
2008–2017Patents assigned to ADVICS CO LTD (6)· patent assignee history
2013–2015Patents assigned to HAKAMADA NAOKI (6)· patent assignee history
2013–2020Patents assigned to TOYOTA MOTOR CO LTD (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON SOKEN | 18 | 1995–2017 |
| DENSO CORP | 13 | 2001–2017 |
| ADVICS CO LTD | 6 | 2008–2017 |
| HAKAMADA NAOKIself | 6 | 2013–2015 |
| TOYOTA MOTOR CO LTD | 5 | 2013–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anjo, JP | 16 | 2004–2020 |
| Okazaki, JP | 5 | 1995–2001 |
| Nishio, JP | 1 | 2002 |