HITACHI PRINTING SOLUTIONS, LTD.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 15122
 
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 6433
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 15145
 
 
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES961
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 9145
 
 
 
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 835
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 7293
 
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 5136
 
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 5107

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
6,333,790 Printing system wherein printer connected to one computer is managed by another computer over a networkSep 24, 98Dec 25, 01[G06F]63
5,666,599 Color electro-photographic printing apparatusMar 28, 95Sep 09, 97[G03G]45
5,291,253 Corona deterioration and moisture compensation for transfer unit in an electrophotographic apparatusDec 18, 90Mar 01, 94[G03G]36
5,576,811 Image recording apparatus for controlling image in high quality and image quality control method thereofMar 16, 95Nov 19, 96[G03G]34
5,444,475 Thermal recording headJul 06, 93Aug 22, 95[B41J]32
5,255,115 Optical scanning apparatus and recording apparatus using the sameMar 18, 92Oct 19, 93[G02B]32
6,517,189 Ink jet print device and ink supply method for supplying ink to print head of the ink jet print deviceFeb 12, 01Feb 11, 03[B41J]29
5,778,294 Electrophotographic apparatus and belt fixing device with non-uniform nip pressureSep 18, 96Jul 07, 98[G03G]28
5,940,582 Data printing system and method, and a controller and printer thereforeJul 24, 91Aug 17, 99[G06K]26
5,243,453 Anti-moisture structures for use with a liquid crystal displayMar 04, 91Sep 07, 93[G02F]26

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2005/0169,329 Laser exposing system and laser printer using the sameJun 21, 04Aug 04, 05[H01S]
2005/0129,431 Fixing unit and image forming device using the sameSep 22, 04Jun 16, 05[G03G]
2004/0109,047 Inkjet recording head and inkjet recording apparatus using the sameDec 03, 03Jun 10, 04[B41J]
2004/0052,541 Image forming apparatusMay 30, 03Mar 18, 04[G03G]
2004/0043,317 Electrophotographic toner and image-forming systemSep 02, 03Mar 04, 04[G03G]
2003/0222,945 Ink jet head and method of production thereofApr 18, 03Dec 04, 03[B41J]
2003/0215,273 Image forming apparatusAug 28, 02Nov 20, 03[G03G]
2003/0189,625 Inkjet recording device that reuses refresh inkApr 03, 03Oct 09, 03[B41J]
2003/0185,608 Printing system that positions web at accurate waiting positionMar 11, 03Oct 02, 03[G03G]
2003/0179,264 Auxiliary jetting device and ink jet recording device provided with auiliary jetting deviceMar 07, 03Sep 25, 03[B41J]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7,206,329 Driving system for a semiconductor laser deviceJun 21, 04Apr 17, 07[H01S]
7,136,615 Heat fixing unit with improved belt handlingSep 22, 04Nov 14, 06[G03G]
7,090,340 Inkjet recording head and inkjet recording apparatus using the sameDec 03, 03Aug 15, 06[B41J]
7,092,117 Print systemJul 13, 01Aug 15, 06[G06F]
7,022,448 Electrophotographic toner and image-forming systemSep 02, 03Apr 04, 06[G03G]
6,876,373 Laser power correction method and device for the sameJan 10, 03Apr 05, 05[B41J]
6,853,829 Multi-color printer and method thereforDec 13, 02Feb 08, 05[G03G]
6,843,554 Ink jet head and method of production thereofApr 18, 03Jan 18, 05[B41J]
6,829,265 Semiconductor laser arrayMay 15, 02Dec 07, 04[H01S]
6,829,449 Image forming apparatus with transfer bias inverting functionMay 30, 03Dec 07, 04[G03G]

View all patents..

Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
Saito Susumu
Hachioji, JP
35
Arimoto Akira
Musashimurayama, JP
30
Kobayashi Shinya
Mito, JP
26
Mitsuya Teruaki
Katsuta, JP
25
UMEDA TAKAO
Not Provided
22
Anzai Masayasu
Ibaraki, JP
20
Yokokawa Shuho
Ibaraki, JP
19
Matsumoto Yoshikane
Ibaraki, JP
18
Miyasaka Toru
Hitachi, JP
17
Mochizuki Takeshi
Mito, JP
17