Inventor
Katsuji Kaminishi
Inventor
Yokohama, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission23%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light18%
G01RMeasuring electric variables5%
G02BOptical elements, systems or apparatus5%
G05FSystems for regulating electric or magnetic variables5%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
G11CStatic stores5%
H01PWaveguides5%
H01QAntennas, i.e. radio aerials5%
H01RElectrically-conductive connections5%
PatentTitleYear
6,980,068'System for and method of interconnecting high-frequency transmission lines'20056,856,131'Magnetic sensor, side-opened TEM cell, and apparatus using such magnetic sensor and side-opened TEM cell'20056,724,376'LED driving circuit and optical transmitting module'20046,690,340'Light-emitting diode driving circuit and optical transmission module using the same'20046,683,490'Temperature dependent constant-current generating circuit'20046,618,406'Optical semiconductor diode driver circuit and optical tranceiver module'20036,037,832'Temperature dependent constant-current generating circuit and light emitting semiconductor element driving circuit using the same'20005,986,481'Peak hold circuit including a constant voltage generator'19995,883,546'Array device having functional circuit for a plurality of channels'19995,777,507'Receiver and transceiver for a digital signal of an arbitrary pattern'19985,488,735'Optical interconnection suitable for highly parallel computer system'19965,444,561'Optical transmission apparatus'19955,434,426'Optical interconnection device'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2004Patents assigned to TOSHIBA KK (11)· patent assignee history
1995–2003Based in Yokohama, JP· patent location history
1996Based in Kanagawa, JP· patent location history
2004–2005Based in Sendai, JP· patent location history
2004Based in Tokyo, JP· patent location history
2005Patents assigned to RYOWA ELECTRONICS CO LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 11 | 1995–2004 |
| RYOWA ELECTRONICS CO LTD | 2 | 2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 7 | 1995–2003 |
| Sendai, JP | 4 | 2004–2005 |
| Tokyo, JP | 1 | 2004 |
| Kanagawa, JP | 1 | 1996 |