SPECTRA, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 2874
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 456
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 384
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
B01D SEPARATION 1133
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C30B SINGLE-CRYSTAL GROWTH 155
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7478899 Piezoelectric ink jet module with sealJan 20, 06Jan 20, 09[B41J]
6886924 Droplet ejection deviceSep 30, 02May 03, 05[B41J]
6848773 Piezoelectric ink jet printing moduleSep 15, 00Feb 01, 05[B41J, H04R]
6832827 Cleaning nozzleDec 23, 02Dec 21, 04[B41J]
6824253 Low voltage ink jet printing moduleDec 18, 01Nov 30, 04[B41J]
6755511 Piezoelectric ink jet module with sealOct 05, 99Jun 29, 04[B41J]
6719389 Ink jet printingApr 07, 03Apr 13, 04[B41J]
6620237 Oriented piezoelectric filmNov 15, 01Sep 16, 03[C30B]
6592204 Single-pass inkjet printingMar 26, 99Jul 15, 03[B41J]
6575558 Single-pass inkjet printingMar 26, 99Jun 10, 03[B41J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6682181 Ink jet head containing a carbon memberExpiredMar 17, 95Jan 27, 04[B41J]
2003/0146,953 Conditioning ink jet orificesAbandonedJan 22, 03Aug 07, 03[B41J]
6450627 Simplified ink jet headExpiredNov 20, 01Sep 17, 02[B41J]
5265315 Method of making a thin-film transducer ink jet headExpiredNov 20, 90Nov 30, 93[H01L]
5209181 Surgical tube painting machineExpiredAug 02, 91May 11, 93[B05C]
5202703 Piezoelectric transducers for ink jet systemsExpiredNov 20, 90Apr 13, 93[B41J]
5105204 Subtractive color hot melt ink reflection images on opaque substratesExpiredJul 27, 90Apr 14, 92[G01D]
5075689 Bidirectional hot melt ink jet printingExpiredDec 15, 89Dec 24, 91[B41J]
5043741 Controlled ink drop spreading in hot melt ink jet printingExpiredJun 12, 90Aug 27, 91[B41J]
5023111 Treatment of hot melt ink imagesExpiredOct 02, 89Jun 11, 91[B05D]
5003322 Holt melt ink supply unitExpiredJul 14, 89Mar 26, 91[B41J, G01D]
4995940 Method for forming a gas removing device for an ink jet systemExpiredMay 01, 90Feb 26, 91[C03C, B29C, B44C]
4971408 Remelting of printed hot melt ink imagesExpiredNov 15, 88Nov 20, 90[G03C, G01D]
4961082 Deaeration of ink in an ink jet systemExpiredNov 15, 88Oct 02, 90[B41J, G01D, B01D]
4951067 Controlled ink drop spreading in hot melt ink jet printingExpiredJun 03, 88Aug 21, 90[B41J, G01D]
4948968 High resolution optical encoder having a long detection strokeExpiredJul 03, 89Aug 14, 90[H01T, G01B, G01D]
4947184 Elimination of nucleation sites in pressure chamber for ink jet systemsExpiredJun 09, 89Aug 07, 90[B41J]
4940995 Removal of dissolved gas from ink in an ink jet systemExpiredNov 18, 88Jul 10, 90[G01D, B01D]
4937598 Ink supply system for an ink jet headExpiredMar 06, 89Jun 26, 90[B41J, G01D]
4928120 Orifice plate cleaner for hot melt ink jetExpiredNov 21, 88May 22, 90[B41J]

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