Inventor
Yoshio Maeno
Inventor
Nagoya, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B28Bprimary
B28BShaping clay or other ceramic compositions40%
H01JElectric discharge tubes or discharge lamps30%
C04BLime, magnesia20%
C03BManufacture, shaping, or supplementary processes10%
PatentTitleYear
4,579,707'Method for producing a thin-walled ceramic tube'19864,503,356'Ceramic arc tube for metal vapor discharge lamps'19854,451,418'Method for forming a green body of ceramic arc tubes used for a metal vapor discharge lamp and a molding die for forming said tube'19844,387,067'Ceramic arc tube of metal vapor discharge lamps and a method of producing the same'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1986Patents assigned to NGK INSULATORS LTD (4)· patent assignee history
1983–1986Based in Nagoya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NGK INSULATORS LTD | 4 | 1983–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagoya, JP | 4 | 1983–1986 |