Inventor
Katsura Matsubara
Inventor
Aichi, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C04Bprimary
C04BLime, magnesia33%
F23QIgnition33%
H05BElectric heating20%
H01BCables7%
H01TSpark gaps7%
PatentTitleYear
7,705,273'Ceramic heater, method of producing the same, and glow plug using a ceramic heater'20107,282,670'Ceramic heater and glow plug having the same'20076,849,207'Silicon nitride sintered material and production process thereof'20056,657,166'Silicon nitride sintered material and production process thereof'20036,621,052'Silicon nitride-tungsten carbide composite sintered material, process for preparing the same and glow plug'20036,563,089'Silicon nitridetungsten carbide composite sintered material, production process therefor, and glow plug comprising the same'20036,559,579'Alumina-based sintered body insulator for spark plugs'20036,069,105'Alumina-based sintered materials and process for producing the same'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2010Patents assigned to NGK SPARK PLUG CO (8)· patent assignee history
2000–2010Based in Iwakura, JP· patent location history
2003–2007Based in Aichi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NGK SPARK PLUG CO | 8 | 2000–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aichi, JP | 5 | 2003–2007 |
| Iwakura, JP | 3 | 2000–2010 |