Inventor
Masato Arisawa
Inventor
Tsuchiura, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Qprimary
H01QAntennas, i.e. radio aerials50%
H03HImpedance networks, e.g. resonant circuits33%
G08BSignalling systems, e.g. personal calling systems17%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1997Patents assigned to NIPPON SHEET GLASS CO LTD (3)· patent assignee history
1994–1997Patents assigned to SUMITOMO CHEMICAL CO (3)· patent assignee history
1994–1997Based in Tsuchiura, JP· patent location history
2002Patents assigned to SANYO ELECTRIC CO (1)· patent assignee history
2002Based in Hirakata, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON SHEET GLASS CO LTD | 3 | 1994–1997 |
| SUMITOMO CHEMICAL CO | 3 | 1994–1997 |
| SANYO ELECTRIC CO | 1 | 2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsuchiura, JP | 3 | 1994–1997 |
| Hirakata, JP | 1 | 2002 |