P

Inventor

BUCKNOR NORMAN KENNETH

US52 patents

Patents

50 patents
US6623397B1Sep 23, 2003

Family of multi-speed transmission mechanisms with three non-continuously interconnected planetary gear sets

GEN MOTORS CORP323 citations99
US6746360B2Jun 8, 2004

Transmission mechanisms with clutched input and a stationary planetary gear member

GEN MOTORS CORP72 citations98
US6659904B1Dec 9, 2003

Multi-speed planetary transmissions with three interconnected gear sets

GEN MOTORS CORP81 citations98
US6709360B2Mar 23, 2004

Family of multi-speed transmission mechanisms with three input clutches and three planetary gearsets

GEN MOTORS CORP60 citations96
US6659903B1Dec 9, 2003

Multi-speed transmissions with three gear sets and a stationary planetary member

GEN MOTORS CORP67 citations96
US6648790B2Nov 18, 2003

Family of multi-speed transmission mechanisms having three planetary gear sets and six torque-transmitting devices

GEN MOTORS CORP68 citations96
US6634981B1Oct 21, 2003

Family of transmission mechanisms with three planetary gear sets and a stationary member

GEN MOTORS CORP74 citations96
US6830141B1Dec 14, 2004

Friction-based clutch actuation system

GEN MOTORS CORP32 citations93
US6729993B2May 4, 2004

Planetary transmissions with three interconnected gear sets

GEN MOTORS CORP22 citations93
US6712731B1Mar 30, 2004

Transmission mechanisms with three planetary gear sets

GEN MOTORS CORP51 citations93
US6672987B1Jan 6, 2004

Multi-speed transmissions with a stationary planetary member

GEN MOTORS CORP21 citations93
US6669597B1Dec 30, 2003

Transmission mechanisms with three planetary gear sets and a stationary fixed interconnection

GEN MOTORS CORP52 citations93
US6287227B1Sep 11, 2001

Hydraulic control for a continuously variable transmission

GEN MOTORS CORP24 citations93
US6886510B2May 3, 2005

Engine valve actuator assembly with dual hydraulic feedback

GEN MOTORS CORP23 citations92
US6883474B2Apr 26, 2005

Electrohydraulic engine valve actuator assembly

GEN MOTORS CORP17 citations84
US6846263B2Jan 25, 2005

Planetary transmissions with clutched input and a stationary member

GEN MOTORS CORP17 citations84
US6793605B2Sep 21, 2004

Planetary transmissions with clutched input and two brakes

GEN MOTORS CORP17 citations84
US6752739B2Jun 22, 2004

Transmission mechanisms with three gear sets and a stationary gear member

GEN MOTORS CORP15 citations84
US6746358B2Jun 8, 2004

Planetary transmissions with three interconnected gear sets and six selectable torque transmitting devices

GEN MOTORS CORP19 citations84
US6743145B2Jun 1, 2004

Planetary transmissions with three interconnected gear sets and a stationary member

GEN MOTORS CORP15 citations84
US6736749B2May 18, 2004

Family of multi-speed transmission mechanisms having three planetary gear sets and six torque-transmitting mechanisms

GEN MOTORS CORP15 citations84
US6716130B1Apr 6, 2004

Family of multi-speed transmissions with interconnected planetary gearsets and a plurality of input clutches

GEN MOTORS CORP19 citations84
US6712732B1Mar 30, 2004

Family of multi-speed planetary transmissions each having two input clutches and three planetary gearsets

GEN MOTORS CORP15 citations84
US6705969B2Mar 16, 2004

Family of multi-speed transmission mechanisms having three planetary gearsets and three input torque-transmitting mechanisms

GEN MOTORS CORP14 citations84
US6669595B1Dec 30, 2003

Planetary transmissions with a stationary member and clutched input

GEN MOTORS CORP15 citations84
US6767306B2Jul 27, 2004

Transmission mechanisms with three gear sets and a stationary gear member

GEN MOTORS CORP7 citations74
US6758785B2Jul 6, 2004

Multi-speed transmission with three planetary gearsets and input clutches

GEN MOTORS CORP9 citations74
US6746361B2Jun 8, 2004

Planetary transmissions with three gear sets and a stationary interconnecting member

GEN MOTORS CORP9 citations74
US6743147B2Jun 1, 2004

Family of multi-speed planetary transmissions having a clutched input and one stationary member

GEN MOTORS CORP10 citations74
US6743141B2Jun 1, 2004

Planetary transmissions with clutched input and three brakes

GEN MOTORS CORP9 citations74
US6689010B2Feb 10, 2004

Multi-speed planetary transmissions with clutched input and three planetary gearsets

GEN MOTORS CORP8 citations74
US6659905B2Dec 9, 2003

Family of five-speed transmission mechanisms having three planetary gear sets and four clutches

GEN MOTORS CORP7 citations74
US6656078B1Dec 2, 2003

Family of six-speed planetary transmissions having three planetary gearsets and three input torque-transmitting mechanisms

GEN MOTORS CORP9 citations74
US6648793B1Nov 18, 2003

Multi-speed planetary transmissions with fixed input and stationary members

GEN MOTORS CORP7 citations74
US6648792B2Nov 18, 2003

Family of multi-speed transmission mechanisms with three planetary gear sets and a stationary member

GEN MOTORS CORP9 citations74
US6645116B1Nov 11, 2003

Six speed planetary transmission mechanisms with three interconnected gearsets

GEN MOTORS CORP10 citations74
US6620075B2Sep 16, 2003

Multi-speed transmission mechanisms with three planetary gearsets and input clutches

GEN MOTORS CORP11 citations74
US6736750B1May 18, 2004

Family of multi-speed planetary transmission mechanisms having clutch input

GEN MOTORS CORP7 citations63
US6709361B1Mar 23, 2004

Family of multi-speed transmission mechanisms having two input clutches

GEN MOTORS CORP4 citations63
US6705968B2Mar 16, 2004

Family of multi-speed transmission mechanisms having three planetary gear sets with two clutches and two brakes

GEN MOTORS CORP5 citations63
US6689011B1Feb 10, 2004

Planetary transmissions with three gear sets and a stationary fixed interconnection

GEN MOTORS CORP6 citations63
US6682455B2Jan 27, 2004

Family of six-speed planetary transmissions having three planetary gearsets and five torque-transmitting mechanisms

GEN MOTORS CORP4 citations63
US6666788B2Dec 23, 2003

Family of five-speed transmission mechanisms having three planetary gear sets and four torque-transmitting devices

GEN MOTORS CORP3 citations63
US6656077B2Dec 2, 2003

Family of multi-speed transmission mechanisms having input clutches and three planetary gearsets

GEN MOTORS CORP3 citations63
US6645117B1Nov 11, 2003

Transmission mechanisms with three planetary gear sets and one fixed interconnection

GEN MOTORS CORP2 citations63
US6645118B2Nov 11, 2003

Family of five-speed transmission mechanisms having three planetary gear sets and a stationary interconnecting member

GEN MOTORS CORP4 citations63
US5762575AJun 9, 1998

Lock mechanism for a traveling chain

GEN MOTORS CORP5 citations62
US5857931AJan 12, 1999

Traveling chain derailer

GEN MOTORS CORP2 citations57
US6918360B2Jul 19, 2005

Engine valve actuator assembly with hydraulic feedback

GEN MOTORS CORP0 citations52
US6729994B1May 4, 2004

Multi-speed transmission mechanisms with three planetary gearsets and clutch input

GEN MOTORS CORP2 citations52

Showing the top 50 of 52 patents by PatentIndex Score.