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MITSUBISHI PENCIL CO., LTD.
Patent Owner
Stats
198
total patents issued
114 Total Apps Published
May 07, 2013 most recent publication
Details
198 Issued Patents
40 Issued in last 3 years
41 Published in last 3 years
1,614 Total Citation Count
Mar 15, 1978 Earliest Filing
84 Expired/Abandoned/Withdrawn Patents
Technologies
B43K IMPLEMENTS FOR WRITING OR DRAWING 28 4
1906 MATERIALS AND INSTRUMENTS FOR WRITING BY HAND, FOR DRAWING, FOR PAINTING, FOR SCULPTURE, FOR ENGRAVING AND FOR OTHER ARTISTIC TECHNIQUES 15 11
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 12 39
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 11 84
A61Q USE OF COSMETICS OR SIMILAR TOILET PREPARATIONS 3 21
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 3 118
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF 3 39
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2 75
Top Patents (by citation)
D404426 Ball-point pen Apr 23, 98 Jan 19, 99 [1906] 72 D463821 Ball-point pen Dec 19, 01 Oct 01, 02 [1906] 52 D497643 Ballpoint pen Nov 18, 03 Oct 26, 04 [1906] 51 D483066 Ballpoint pen Dec 04, 02 Dec 02, 03 [1906] 44 D452526 Ball-point pen May 09, 01 Dec 25, 01 [1906] 42 D461501 Ball-point pen Dec 19, 01 Aug 13, 02 [1906] 38 D454588 Ball-point pen Jul 19, 01 Mar 19, 02 [1906] 38 D482724 Ballpoint pen Dec 04, 02 Nov 25, 03 [1906] 37 D453790 Ball-point pen with a mechanical pencil May 09, 01 Feb 19, 02 [1906] 33 D497950 Ballpoint pen Feb 25, 04 Nov 02, 04 [1906] 32
Recent Publications
2013/0087,070 WATER-BASED INK COMPOSITION FOR BALLPOINT PEN Jun 18, 10 Apr 11, 13 [C09D] 2012/0328,356 BALLPOINT PEN TIP, BALLPOINT PEN REFILL, AND BALLPOINT PEN Mar 08, 11 Dec 27, 12 [B43K] 2012/0316,276 AQUEOUS MARKING INK COMPOSITION Dec 16, 10 Dec 13, 12 [C09D, B82Y] 2012/0246,880 CAP FOR WRITING MATERIAL, CLIP FOR WRITING MATERIAL, AND WRITING MATERIAL Dec 01, 10 Oct 04, 12 [B43K] 2012/0251,222 INK COMPOSITION FOR AQUEOUS INK BALL POINT PEN AND AQUEOUS INK BALL POINT PEN Dec 02, 10 Oct 04, 12 [C09D, C08K, B43K]
Recent Patents
8,435,698 Fuel container Mar 22, 07 May 07, 13 [H01M, B65D] 8,349,063 Pencil lead and production process for the same Apr 22, 10 Jan 08, 13 [C09D] D673610 Pen Oct 13, 11 Jan 01, 13 [1906] 8,337,107 Mechanical pencil Dec 18, 08 Dec 25, 12 [B43K] 8,328,446 Mechanical pencil Sep 15, 10 Dec 11, 12 [B43K] 8,292,530 Knock type writing instrument Jan 18, 08 Oct 23, 12 [B43K] 8,282,303 Liquid applicator Mar 06, 07 Oct 09, 12 [B43K] D667502 Pen May 27, 11 Sep 18, 12 [1906] 8,215,860 Cosmetic storage type applicator Oct 11, 06 Jul 10, 12 [B43K] 8,173,318 Fuel reservoir for fuel cell May 26, 05 May 08, 12 [H01M]
Top Inventors for This Owner
