Fujitsu Quantum Devices Limited

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 44318
 
  
 
H01P WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE 357
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 360
 
  
 
H01S DEVICES USING STIMULATED EMISSION290
 
  
 
H03K PULSE TECHNIQUE 2129
 
  
 
H04B TRANSMISSION 2208
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1132
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8133775 Semiconductor device with mushroom electrode and manufacture method thereofJan 06, 11Mar 13, 12[H01L]
7919415 Process of manufacturing a semiconductor deviceOct 29, 07Apr 05, 11[H01L]
7888193 Semiconductor device with mushroom electrode and manufacture method thereofMar 18, 10Feb 15, 11[H01L, C03C]
7709310 Semiconductor device with mushroom electrode and manufacture method thereofDec 28, 07May 04, 10[H01L]
7626443 Switching circuit, switching module and method of controlling the switching circuitFeb 05, 08Dec 01, 09[H03K]
7352086 Switching circuit, switching module and method of controlling the switching circuitAug 27, 03Apr 01, 08[H04B]
7335542 Semiconductor device with mushroom electrode and manufacture method thereofMar 05, 07Feb 26, 08[H01L]
7303933 Process of manufacturing a semiconductor deviceJun 20, 05Dec 04, 07[H01L]
7223645 Semiconductor device with mushroom electrode and manufacture method thereofFeb 02, 04May 29, 07[H01L]
7157756 Field effect transistorJul 15, 03Jan 02, 07[H01L]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7570919 Transmitter, receiver, and radio communications system and methodExpiredDec 11, 01Aug 04, 09[H04B, H01Q]
7368750 Semiconductor light-receiving deviceExpiredSep 22, 03May 06, 08[H01L]
7267893 Optical multilayer film and optical semiconductor device including the sameExpiredAug 27, 03Sep 11, 07[B32B]
7253513 High-frequency switch device and electronic device using the sameExpiredMar 26, 03Aug 07, 07[H01L]
7122393 Optical semiconductor device and method of fabricating the sameExpiredSep 14, 04Oct 17, 06[H01L]
7081639 Semiconductor photodetection device and fabrication process thereofExpiredJun 05, 01Jul 25, 06[H01L]
7015109 Interdigital capacitor and method for adjusting the sameExpiredNov 12, 04Mar 21, 06[H01L]
6975031 Semiconductor device and chip carrierExpiredFeb 01, 02Dec 13, 05[H01L, H01C]
6949811 Device having interdigital capacitorExpiredMar 26, 03Sep 27, 05[H01L]
6944252 Phase comparator circuitExpiredSep 21, 01Sep 13, 05[H03D]
2005/0191,985 Diode ring configuration for harmonic diode mixersAbandonedFeb 27, 04Sep 01, 05[H03K, H04L, H04B, H01Q]
6930334 High frequency semiconductor deviceExpiredNov 22, 02Aug 16, 05[H01L]
6903402 Interdigital capacitor having a cutting target portionExpiredMar 26, 03Jun 07, 05[H01L]
6900482 Semiconductor device having divided active regions with comb-teeth electrodes thereonExpiredMar 14, 02May 31, 05[H01L]
6882667 Optical semiconductor device and method for controlling the sameExpiredJan 23, 03Apr 19, 05[H01S]
6876683 Optical semiconductor deviceExpiredApr 10, 02Apr 05, 05[H01S]
6853054 High frequency semiconductor deviceExpiredFeb 21, 02Feb 08, 05[H01L]
6825809 High-frequency semiconductor deviceExpiredMar 06, 02Nov 30, 04[H01Q]
6822984 Device for and method of testing semiconductor laser moduleExpiredMay 14, 02Nov 23, 04[H01S]
6809344 Optical semiconductor device and method of fabricating the sameExpiredMar 26, 03Oct 26, 04[H01L]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.