Inventor
Jun Yoshioka
Inventor
Fort Wayne, IN, US
Overview
Patents· 29 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Hprimary
F16HGearing22%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles11%
F16DCouplings for transmitting rotation11%
Y10TTechnical subjects covered by former us classification11%
B29CShaping or joining of plastics5%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts5%
B29LIndexing scheme associated with subclass b29c, relating to particular articles5%
B60GVehicle suspension arrangements5%
F16FSprings5%
F16KValves4%
PatentTitleYear
10,385,940Composite coil spring201910,274,394Fluid path inspection device and fluid path inspection method20199,982,734Composite coil spring20189,677,637'Composite coil spring'20178,857,801'Composite coil spring'20147,452,301'Externally actuated torque coupling for drivetrain'20087,413,066'Hydraulically controlled torque coupling device'20087,357,236'Pressure relief valve actuator for hydraulic torque coupling actuator'20087,353,928'Torque coupling assembly with venting passage'20087,207,349'Hydraulic flow pressure switch'20077,111,670'Plate fin for heat exchanger and heat exchanger core'20067,102,245'Integral generator/pinion assembly for axle power generation'20067,096,990'Double disconnect assembly for multi-axle vehicles'20067,077,779'Solenoid actuated variable pressure relief valve assembly for torque transfer assembly'20066,802,791'Pressure control valve for hydraulic actuation assembly'20046,742,640'Wrap spring activated torque transfer device'20046,692,396'Solenoid actuated variable pressure relief valve assembly for limited slip differential assembly'20046,648,611'Gerotor pump having an eccentric ring housing with an integral pressure chamber'20036,517,462'Dual disconnect drive assembly'20036,474,433'Speed sensitive on-demand torque coupling differential'20026,332,522'Hydraulic coupling for vehicle drivetrain'20016,318,201'Motor vehicle differential bearing pre-load mechanism'20016,280,613'Hydraulic medium filtering for a motor vehicle limited slip differential'20016,238,315'Hydraulic coupling for vehicle drivetrain'20016,210,299'Tubular beam motor vehicle differential axle assembly'20016,183,387'Variable pressure relief system for hydraulically actuated limited slip differentials'20016,089,115'Angular transmission using magnetorheological fluid (MR fluid)'20006,059,680'Speed sensitive on-demand torque coupling differential'20005,269,731'Differential unit having adjustable bearing assemblies'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2001Patents assigned to DANA CORP (8)· patent assignee history
1993–2007Based in Fort Wayne, IN, US· patent location history
2002–2006Patents assigned to SPICER TECH INC (3)· patent assignee history
2003–2006Patents assigned to TORQUE TRACTION TECH INC (5)· patent assignee history
2006–2008Based in Waterville, OH, US· patent location history
2006Based in Yokaichi, JP· patent location history
2008Patents assigned to DANA AUTOMOTIVE SYSTEMS GROUP (4)· patent assignee history
2008–2019Based in Canton, MI, US· patent location history
2017–2019Patents assigned to MITSUBISHI STEEL MFG (3)· patent assignee history
2019Based in Yamagata, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DANA CORP | 8 | 1993–2001 |
| TORQUE TRACTION TECH INC | 5 | 2003–2006 |
| DANA AUTOMOTIVE SYSTEMS GROUP | 4 | 2008 |
| MITSUBISHI STEEL MFG | 3 | 2017–2019 |
| SPICER TECH INC | 3 | 2002–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fort Wayne, IN, US | 17 | 1993–2007 |
| Canton, MI, US | 7 | 2008–2019 |
| Waterville, OH, US | 3 | 2006–2008 |
| Yamagata, JP | 1 | 2019 |
| Yokaichi, JP | 1 | 2006 |