Inventor
Roy G. Kaywood
Inventor
Jackson, MI, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification33%
F01LCyclically operating valves for machines or engines30%
F16HGearing20%
B23PMetal-working not otherwise provided for4%
F16CShafts4%
F16DCouplings for transmitting rotation4%
B24BMachines, devices, or processes for grinding or polishing2%
LOCD02%
PatentTitleYear
8,443,499'Concentric camshaft and method of assembly'20138,156,910'Concentric camshaft and method of assembly'20128,113,163'Concentric camshaft and method of assembly'20128,096,050'Double ballize camshaft assembly process'20128,028,666'Concentric camshaft with bearing sleeve and method of debris removal'20117,866,293'Concentric camshaft with improved torque resistance'20117,849,829'Concentric camshaft with independent bearing surface for floating lobes'20107,140,335'Dynamic valve timing adjustment mechanism for internal combustion engines'20065,826,461'Camshaft assembly and method of making the same'19985,343,618'Method of assembling a shaft and apertured member'19945,263,249'Lightweight composite camshaft, method of assembly'19935,207,120'Assembled crankshaft'19935,201,246'Lightweight composite camshaft'19934,922,785'Tubular camshaft assemblies and the like'19904,841,627'Apparatus for making tubular camshaft assemblies'19894,835,832'Method of assembling tubular shaft assemblies'1989D0244666'Hacksaw'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1994Based in Stockbridge, MI, US· patent location history
1989–1994Patents assigned to GEN MOTORS CORP (7)· patent assignee history
1993–2013Based in Jackson, MI, US· patent location history
2010–2013Patents assigned to GM GLOBAL TECH OPERATIONS INC (7)· patent assignee history
2012–2013Patents assigned to CLEVER GLENN E (4)· patent assignee history
2012–2013Patents assigned to KAYWOOD ROY GLENN (4)· patent assignee history
2012–2013Patents assigned to HENDRICK RONALD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN MOTORS CORP | 7 | 1989–1994 |
| GM GLOBAL TECH OPERATIONS INC | 7 | 2010–2013 |
| CLEVER GLENN E | 4 | 2012–2013 |
| KAYWOOD ROY GLENNself | 4 | 2012–2013 |
| HENDRICK RONALD | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Jackson, MI, US | 11 | 1993–2013 |
| Stockbridge, MI, US | 6 | 1977–1994 |