PENTEL KABUSHIKI KAISHA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
1906 MATERIALS AND INSTRUMENTS FOR WRITING BY HAND, FOR DRAWING, FOR PAINTING, FOR SCULPTURE, FOR ENGRAVING AND FOR OTHER ARTISTIC TECHNIQUES403
 
  
 
B43K IMPLEMENTS FOR WRITING OR DRAWING 1115
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 389
 
  
 
1902 OFFICE EQUIPMENT320
 
  
 
A46B BRUSHES 228
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 2149
 
  
 
A45D HAIRDRESSING OR SHAVING EQUIPMENT; MANICURING OR OTHER COSMETIC TREATMENT 135
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 141
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1101

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9784294 Attachment structure for clipDec 27, 14Oct 10, 17[B43K, F16B, A45D]
D777256 Mechanical pencilJul 29, 15Jan 24, 17[1906]
D768778 Mechanical pencilMay 15, 15Oct 11, 16[1906]
9365732 Oily ink composition for ballpoint pensAug 29, 12Jun 14, 16[B43K, C09D, C08K]
D724669 Mechanical pencilDec 13, 13Mar 17, 15[1906]
D724670 Mechanical pencilDec 18, 13Mar 17, 15[1906]
D713879 Ballpoint penApr 30, 13Sep 23, 14[1906]
D710447 Ballpoint penFeb 28, 13Aug 05, 14[1906]
8771410 Ink for ballpoint pens and ballpoint pen using sameJan 22, 10Jul 08, 14[C09D]
D698390 Mechanical pencilOct 17, 12Jan 28, 14[1906]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0180,695 O/W TYPE EMULSION INK COMPOSITION FOR BALLPOINT PENSAbandonedSep 28, 10Jul 19, 12[C09D]
7540679 Variable grip structureExpiredOct 21, 03Jun 02, 09[A46B]
7128487 Mechanical pencilExpiredSep 24, 02Oct 31, 06[B43K]
6729787 Applicator using pressurized air to aid in dispensing liquidExpiredNov 27, 01May 04, 04[B43K]
6431178 Hair dyeing tool having dispensing mechanismExpiredJan 31, 00Aug 13, 02[A45D]
6210063 Knock type applicatorExpiredJul 27, 99Apr 03, 01[A46B]
6197168 Electrochemical stain prevention apparatus of submerged structure and process for producing submerged structure used in this apparatusExpiredOct 25, 99Mar 06, 01[C23F]
6089775 Retractable-lead mechanical pencilExpiredSep 28, 98Jul 18, 00[B43K]
5990449 Electric heating device for mirrorExpiredJun 29, 95Nov 23, 99[H05B]
5749663 Multiplex writing instrumentExpiredJul 30, 96May 12, 98[B43K]
5595626 Tape dispenserExpiredDec 21, 94Jan 21, 97[B32B]
5558452 Holder tube for writing instrumentExpiredJun 28, 94Sep 24, 96[B43K]
D371388 MarkerExpiredJan 18, 95Jul 02, 96[]
5528002 Noiseproof digitizing apparatus with low power cordless penExpiredJul 12, 94Jun 18, 96[G08C, G09G]
D364424 Writing instrumentExpiredDec 14, 94Nov 21, 95[]
D363310 Shaft for a writing instrumentExpiredFeb 17, 94Oct 17, 95[]
5454658 Rear end knocking type liquid discharge apparatusExpiredSep 21, 93Oct 03, 95[A46B, B43K]
5440080 Information input deviceExpiredDec 22, 93Aug 08, 95[G08C]
D358844 Cap for a writing instrumentExpiredMar 30, 93May 30, 95[]
D357700 Housing for a ballpoint pen tipExpiredJul 20, 88Apr 25, 95[]

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