Inventor
James Alva Boyer
Inventor
Anderson, IN, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Pprimary
F02PIgnition, other than compression ignition, for internal-combustion engines29%
H01FMagnets29%
H01TSpark gaps18%
F02DControlling combustion engines12%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
6,799,451'Spark generating apparatus having strain gage cylinder pressure measurement feature'20046,679,236'Ignition system having a high resistivity core'20046,556,116'Erosion resistant pencil coil having external secondary winding and shield'20036,443,137'Method of producing spark ignition assembly with integral spark plug and ignition coil'20026,216,679'Ignition coil for an internal combustion engine'20016,213,108'System and method for providing multicharge ignition'20016,119,667'Integrated spark plug ignition coil with pressure sensor for an internal combustion engine'20005,706,792'Integrated ignition coil and spark plug'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998Patents assigned to GEN MOTORS CORP (1)· patent assignee history
1998–2004Based in Anderson, IN, US· patent location history
2000–2004Patents assigned to DELPHI TECH INC (7)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DELPHI TECH INC | 7 | 2000–2004 |
| GEN MOTORS CORP | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anderson, IN, US | 8 | 1998–2004 |