Inventor
Nobuo Hirasawa
Inventor
Kawasaki, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Hprimary
H03HImpedance networks, e.g. resonant circuits36%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1018%
A46BBrushes9%
B05BSpraying apparatus9%
C10LFuels not otherwise provided for9%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof9%
H04BTransmission9%
PatentTitleYear
6,501,344'Duplexer device'20026,466,103'Saw filter duplexer device with optimal location of a phase matching line pattern and wire bonding pads'20025,786,738'Surface acoustic wave filter duplexer comprising a multi-layer package and phase matching patterns'19985,561,406'Duplexer package'19965,264,730'Resin mold package structure of integrated circuit'19935,246,301'Brush-type shower head'19935,108,618'Method of and apparatus for modifying fuel'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Patents assigned to HIRASAWA NOBUO (1)· patent assignee history
1992–1993Based in Nagaoka, JP· patent location history
1993–2002Patents assigned to FUJITSU LTD (5)· patent assignee history
1993Patents assigned to TOYO DENKI KOGYO K K (1)· patent assignee history
1993–2002Based in Kawasaki, JP· patent location history
2002Patents assigned to FUJITSU MEDIA DEVICES LTD (2)· patent assignee history
2002Based in Suzaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 5 | 1993–2002 |
| FUJITSU MEDIA DEVICES LTD | 2 | 2002 |
| HIRASAWA NOBUOself | 1 | 1992 |
| TOYO DENKI KOGYO K K | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 4 | 1993–2002 |
| Nagaoka, JP | 2 | 1992–1993 |
| Suzaka, JP | 1 | 2002 |