Inventor
Katsuhiko Aoki
Inventor
Tokyo, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Qprimary
H01QAntennas, i.e. radio aerials39%
H04BTransmission17%
H04WWireless communication networks11%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for6%
C10MLubricating compositions6%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions6%
H01PWaveguides6%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
RE040910'Mobile communication terminal equipment usable for both satellite and terrestrial communications'20096,281,855'Monopulse antenna apparatus'20016,267,385'Grommet'20016,243,046'Antenna system for minimizing the spacing between adjacent antenna units'20016,211,751'Microstrip broadband balun with four ground plates'20016,031,507'Antenna apparatus'20005,535,430'Mobile communication terminal equipment usable for both satellite and terrestrial communications'19964,894,706'Three-dimensional packaging of semiconductor device chips'19904,559,540'Antenna system with plural horn feeds'19854,462,034'Antenna system with plural horn feeds'19844,356,494'Dual reflector antenna'19824,345,255'Antenna feed system'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–2009Patents assigned to MITSUBISHI ELECTRIC CORP (9)· patent assignee history
1982Patents assigned to KOKUSAI DENSHIN DENWA CO LTD (1)· patent assignee history
1982–1996Based in Amagasaki, JP· patent location history
1984–2009Based in Hyogo, JP· patent location history
1990Patents assigned to NIPPON TELEGRAPH & TELEPHONE (1)· patent assignee history
1990–2001Based in Tokyo, JP· patent location history
2001Patents assigned to CALSONIC KANSEI CORP (1)· patent assignee history
2001Patents assigned to MIYASAKA GOMU KK (1)· patent assignee history
2001Based in Omiya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 9 | 1982–2009 |
| CALSONIC KANSEI CORP | 1 | 2001 |
| KOKUSAI DENSHIN DENWA CO LTD | 1 | 1982 |
| MIYASAKA GOMU KK | 1 | 2001 |
| NIPPON TELEGRAPH & TELEPHONE | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 1990–2001 |
| Hyogo, JP | 3 | 1984–2009 |
| Amagasaki, JP | 3 | 1982–1996 |
| Omiya, JP | 1 | 2001 |