Inventor
Satoshi Inukai
Inventor
Kariya, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation47%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof13%
B31DMaking articles of paper, cardboard or material worked in a manner analogous to paper, not provided for in subclasses b31b or b31c7%
D21JFibreboard7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
6,013,214'Method for manufacturing filter element'20005,888,442'Method of manufacturing a filter element'19995,720,790'Filter element'19984,747,816'Apparatus for making a filter from a material for a filter element'19884,746,432'Filter element with zig-zag pleats'19884,738,778'Zig zag filter element'19884,640,779'Filter element'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1988Patents assigned to NIPPON DENSO CO (4)· patent assignee history
1987–1988Based in Kariya, JP· patent location history
1998–2000Patents assigned to DENSO CORP (3)· patent assignee history
1998Patents assigned to TOYODA BOSHOKU KK (1)· patent assignee history
1998–2000Based in Chita-gun, JP· patent location history
1999Patents assigned to TOYODA BOSHUKU (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON DENSO CO | 4 | 1987–1988 |
| DENSO CORP | 3 | 1998–2000 |
| TOYODA BOSHOKU KK | 1 | 1998 |
| TOYODA BOSHUKU | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kariya, JP | 4 | 1987–1988 |
| Chita-gun, JP | 3 | 1998–2000 |