Pentel Kabushiki Kaisha
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pentel Kabushiki Kaisha.The latest application filed is for "glittering writing/drawing material composition and writing/drawing instrument".
Company Profile
10.200.7
Trademarks
- Pentel Kabushiki Kaisha - Tokyo JP
- PENTEL KABUSHIKI KAISHA - JP JP
- PENTEL KABUSHIKI KAISHA - Chuo-ku, Tokyo N/A JP
- Pentel Kabushiki Kaisha - Chuo-ku JP
- Pentel Kabushiki Kaisha - Nihonbashi JP
Trademarks
Patent Activity
| Patent | Date |
|---|---|
| Ballpoint pen Grant D956,869 - Nakazawa July 5, 2 | 2022-07-05 |
| Ballpoint pen Grant D956,870 - Nakazawa July 5, 2 | 2022-07-05 |
| Glittering Writing/drawing Material Composition And Writing/drawing Instrument App 20210222017 - OTSUBO; Aya ; et al. | 2021-07-22 |
| Ink Composition , Writing Instrument And Method For Producing Ink Composition App 20210095144 - ONUKI; Sachiko ; et al. | 2021-04-01 |
| Ballpoint pen Grant D902,311 - Nakazawa November 17, 2 | 2020-11-17 |
| Cap for pen Grant D902,312 - Shibata November 17, 2 | 2020-11-17 |
| Marking pen Grant D876,540 - Shibata Feb | 2020-02-25 |
| Mechanical pencil Grant D876,541 - Nakazawa Feb | 2020-02-25 |
| Ink Composition , Writing Tool And Method For Producing Ink Composition App 20190338151 - ARISAWA; Katsuji ; et al. | 2019-11-07 |
| Marking pen Grant D865,869 - Shibata No | 2019-11-05 |
| Mechanical pencil Grant D846,640 - Nakazawa | 2019-04-23 |
| Brush Grant D845,641 - Morita | 2019-04-16 |
| Ballpoint pen Grant D839,348 - Nakazawa , et al. Ja | 2019-01-29 |
| Ballpoint pen Grant D822,112 - Nakazawa July 3, 2 | 2018-07-03 |
| Attachment structure for clip Grant 9,784,294 - Uchida , et al. October 10, 2 | 2017-10-10 |
| Mechanical pencil Grant D777,256 - Shimizu January 24, 2 | 2017-01-24 |
| Mechanical pencil Grant D768,778 - Shibata October 11, 2 | 2016-10-11 |
| Oily ink composition for ballpoint pens Grant 9,365,732 - Otsubo , et al. June 14, 2 | 2016-06-14 |
| Attachment Structure For Clip App 20160010674 - UCHIDA; Hideo ; et al. | 2016-01-14 |
| Mechanical pencil Grant D724,670 - Yokoyama March 17, 2 | 2015-03-17 |
| Mechanical pencil Grant D724,669 - Nakazawa , et al. March 17, 2 | 2015-03-17 |
| Ballpoint pen Grant D713,879 - Shibata September 23, 2 | 2014-09-23 |
| Ballpoint pen Grant D710,447 - Shibata August 5, 2 | 2014-08-05 |
| Ink for ballpoint pens and ballpoint pen using same Grant 8,771,410 - Otsubo , et al. July 8, 2 | 2014-07-08 |
| Mechanical pencil Grant D698,390 - Shimizu January 28, 2 | 2014-01-28 |
| Marking pen Grant D687,098 - Shibata July 30, 2 | 2013-07-30 |
| Marking pen Grant D686,280 - Shibata July 16, 2 | 2013-07-16 |
| Mechanical pencil Grant D665,024 - Shimizu August 7, 2 | 2012-08-07 |
| Mechanical pencil Grant D652,080 - Shibata January 10, 2 | 2012-01-10 |
| Ballpoint pen Grant D648,789 - Shibata November 15, 2 | 2011-11-15 |
| Ballpoint pen Grant D648,790 - Nakazawa November 15, 2 | 2011-11-15 |
| Correction tape transcriber Grant D648,799 - Shimizu November 15, 2 | 2011-11-15 |
| Correction pen Grant D648,798 - Shimizu November 15, 2 | 2011-11-15 |
| Ink For Ballpoint Pens And Ballpoint Pen Using Same App 20110271870 - Otsubo; Aya ; et al. | 2011-11-10 |
| Lead case Grant D641,971 - Shibata July 26, 2 | 2011-07-26 |
| Mechanical pencil Grant D630,247 - Shimizu January 4, 2 | 2011-01-04 |
| Ballpoint pen Grant D629,461 - Shibata December 21, 2 | 2010-12-21 |
| Ballpoint pen Grant D620,524 - Shibata July 27, 2 | 2010-07-27 |
| Mechanical pencil Grant D611,535 - Shimizu March 9, 2 | 2010-03-09 |
| Ballpoint pen Grant D608,392 - Shibata January 19, 2 | 2010-01-19 |
| Ballpoint pen Grant D597,600 - Shimizu August 4, 2 | 2009-08-04 |
| Variable grip structure Grant 7,540,679 - Fukui , et al. June 2, 2 | 2009-06-02 |
| Ballpoint pen Grant D587,752 - Shimizu March 3, 2 | 2009-03-03 |
| Ballpoint pen Grant D585,936 - Nakazawa February 3, 2 | 2009-02-03 |
| Cap for electronic pen Grant D584,356 - Shimizu January 6, 2 | 2009-01-06 |
| Cap for a writing instrument Grant D584,357 - Oka January 6, 2 | 2009-01-06 |
| Cap for a writing instrument Grant D580,979 - Shimizu November 18, 2 | 2008-11-18 |
| Cap for a writing instrument Grant D576,678 - Nakazawa September 9, 2 | 2008-09-09 |
| Ballpoint pen Grant D576,676 - Shimizu September 9, 2 | 2008-09-09 |
| Ballpoint pen Grant D575,338 - Shimizu August 19, 2 | 2008-08-19 |
| Mechanical pencil Grant D572,756 - Oka July 8, 2 | 2008-07-08 |
| Cap for writing instrument Grant D569,437 - Shimizu May 20, 2 | 2008-05-20 |
| Cap for a writing instrument Grant D569,436 - Shibata May 20, 2 | 2008-05-20 |
| Ballpoint pen Grant D562,895 - Shibata February 26, 2 | 2008-02-26 |
| Retractable writing material Grant 7,331,730 - Fukui , et al. February 19, 2 | 2008-02-19 |
| Grip for a writing instrument Grant D549,779 - Shimizu August 28, 2 | 2007-08-28 |
| Ballpoint pen Grant D548,280 - Shimizu August 7, 2 | 2007-08-07 |
| Marking pen Grant D547,801 - Oka July 31, 2 | 2007-07-31 |
| Ballpoint pen Grant D542,350 - Shibata May 8, 2 | 2007-05-08 |
| Case for refillable leads for a mechanical pencil Grant D541,869 - Nakazawa May 1, 2 | 2007-05-01 |
| Cap for writing instrument Grant D535,698 - Shibata January 23, 2 | 2007-01-23 |
| Wire material payout device and wire solder App 20060243851 - Ishii; Kou ; et al. | 2006-11-02 |
| Mechanical pencil Grant 7,128,487 - Maruyama , et al. October 31, 2 | 2006-10-31 |
| Mechanical pencil Grant D523,476 - Nakazawa June 20, 2 | 2006-06-20 |
| Marking tape holder Grant D522,582 - Shimizu , et al. June 6, 2 | 2006-06-06 |
| Marking pen Grant D522,580 - Shibata June 6, 2 | 2006-06-06 |
| Board for an electronic handwriting system Grant D521,558 - Shimizu May 23, 2 | 2006-05-23 |
| Mechanical pencil Grant D520,059 - Shibata May 2, 2 | 2006-05-02 |
| Wire solder applicator Grant D517,384 - Ishii , et al. March 21, 2 | 2006-03-21 |
| Applicator Grant 6,997,631 - Yamada , et al. February 14, 2 | 2006-02-14 |
| Mechanical pencil Grant D512,099 - Shibata November 29, 2 | 2005-11-29 |
| Cap for writing instrument Grant D510,599 - Shibata October 11, 2 | 2005-10-11 |
| Electronic pen Grant D508,528 - Shimizu August 16, 2 | 2005-08-16 |
| Ball point pen Grant D507,811 - Shibata , et al. July 26, 2 | 2005-07-26 |
| Ball point pen Grant D506,780 - Nakazawa June 28, 2 | 2005-06-28 |
| Correction tape holder Grant D506,508 - Shimizu , et al. June 21, 2 | 2005-06-21 |
| Ball point pen Grant D506,504 - Nakazawa , et al. June 21, 2 | 2005-06-21 |
| Cap for a writing instrument Grant D504,465 - Shibata , et al. April 26, 2 | 2005-04-26 |
| Electronic pen Grant D501,881 - Shimizu February 15, 2 | 2005-02-15 |
| Writing implement Grant 6,848,851 - Yokouchi February 1, 2 | 2005-02-01 |
| Ball point pen Grant D499,139 - Oka November 30, 2 | 2004-11-30 |
| Marking pen Grant D499,137 - Shibata November 30, 2 | 2004-11-30 |
| Ball point pen Grant D490,105 - Oka May 18, 2 | 2004-05-18 |
| Mechanical pencil Grant D489,759 - Shimizu May 11, 2 | 2004-05-11 |
| Applicator using pressurized air to aid in dispensing liquid Grant 6,729,787 - Usami , et al. May 4, 2 | 2004-05-04 |
| Ball point pen Grant D489,404 - Nakazawa May 4, 2 | 2004-05-04 |
| Mechanical pencil Grant 6,705,789 - Maruyama , et al. March 16, 2 | 2004-03-16 |
| Writing instrument Grant D466,156 - Nakazawa November 26, 2 | 2002-11-26 |
| Ballpoint pen cap Grant D458,966 - Oka June 18, 2 | 2002-06-18 |
| Ball point pen Grant D458,965 - Oka June 18, 2 | 2002-06-18 |
| Mechanical pencil Grant D458,636 - Shimizu June 11, 2 | 2002-06-11 |
| Apparatus for detecting an approaching conductor, or an approach point of a conductor and an electrostatic capacity type touch panel apparatus Grant 6,400,359 - Katabami June 4, 2 | 2002-06-04 |
| Retractable writing implement Grant 6,390,706 - Yokouchi , et al. May 21, 2 | 2002-05-21 |
| Real contact type touch panel apparatus Grant 6,373,474 - Katabami April 16, 2 | 2002-04-16 |
| Correction tape holder Grant D451,960 - Shimizu December 11, 2 | 2001-12-11 |
| Case for refillable leads for a mechanical pencil Grant D449,073 - Oka , et al. October 9, 2 | 2001-10-09 |
| Mechanical pencil Grant D444,499 - Nakazawa July 3, 2 | 2001-07-03 |
| Correction pen Grant D444,175 - Omura June 26, 2 | 2001-06-26 |
| Mechanical pencil Grant D430,210 - Shimizu August 29, 2 | 2000-08-29 |
| Correction pen Grant D428,441 - Isobe , et al. July 18, 2 | 2000-07-18 |
| Side-knock type mechanical pencil Grant 6,065,889 - Maruyama , et al. May 23, 2 | 2000-05-23 |
| Mechanical pencil Grant D421,772 - Maruyama March 21, 2 | 2000-03-21 |
| Correction tape holder Grant D421,059 - Shimizu February 22, 2 | 2000-02-22 |
| Correction tape holder Grant D420,389 - Shimizu February 8, 2 | 2000-02-08 |
| Marking pen Grant D416,940 - Ito November 23, 1 | 1999-11-23 |
| Electric heating device for mirror Grant 5,990,449 - Sugiyama , et al. November 23, 1 | 1999-11-23 |
| Mechanical pencil Grant D412,342 - Shimizu July 27, 1 | 1999-07-27 |
| Liquid dispensing container using pressure of liquid to open disharge opening Grant 5,868,287 - Kurokawa , et al. February 9, 1 | 1999-02-09 |
| Mechanical pencil Grant D404,763 - Shimizu January 26, 1 | 1999-01-26 |
| Ball point pen tip and production method thereof Grant 5,762,434 - Nagashima , et al. June 9, 1 | 1998-06-09 |
| Knock-type liquid applicator Grant 5,749,665 - Kato , et al. May 12, 1 | 1998-05-12 |
| Multiplex writing instrument Grant 5,749,663 - Takahashi May 12, 1 | 1998-05-12 |
| Ball point pen Grant D390,873 - Oka February 17, 1 | 1998-02-17 |
| Mechanical pencil Grant D389,186 - Shimizu January 13, 1 | 1998-01-13 |
| Holder for a rubber eraser Grant D386,526 - Ito November 18, 1 | 1997-11-18 |
| Mechanical pencil Grant D385,915 - Shimizu November 4, 1 | 1997-11-04 |
| Mechanical pencil Grant D385,914 - Shimizu November 4, 1 | 1997-11-04 |
| Tape dispenser Grant 5,595,626 - Yokouchi , et al. January 21, 1 | 1997-01-21 |
| Rodlike body feeding device Grant 5,577,850 - Mishima November 26, 1 | 1996-11-26 |
| Holder tube for writing instrument Grant 5,558,452 - Oka , et al. September 24, 1 | 1996-09-24 |
| Marker Grant D371,388 - Ito , et al. July 2, 1 | 1996-07-02 |
| Noiseproof digitizing apparatus with low power cordless pen Grant 5,528,002 - Katabami June 18, 1 | 1996-06-18 |
| Aqueous metallic ink for ball-point pen Grant 5,474,603 - Miyashita , et al. December 12, 1 | 1995-12-12 |
| Shaft for a writing instrument Grant D363,310 - Oka October 17, 1 | 1995-10-17 |
| Rear end knocking type liquid discharge apparatus Grant 5,454,658 - Kato October 3, 1 | 1995-10-03 |
| Information input device Grant 5,440,080 - Nagaoka , et al. August 8, 1 | 1995-08-08 |
| Cap for a writing instrument Grant D358,844 - Ito May 30, 1 | 1995-05-30 |
| Ball point pen Grant D351,416 - Oka , et al. October 11, 1 | 1994-10-11 |
| Cap for a writing instrument Grant D351,417 - Oka October 11, 1 | 1994-10-11 |
| Cap for a writing instrument Grant D349,297 - Shimizu August 2, 1 | 1994-08-02 |
| Computer ribbon reinking system Grant D344,748 - Emura , et al. March 1, 1 | 1994-03-01 |
| Cap for a writing instrument Grant D338,686 - Ito August 24, 1 | 1993-08-24 |
| Ball point pen Grant D338,038 - Oka , et al. August 3, 1 | 1993-08-03 |
| Correction pen Grant D329,253 - Sekiguchi September 8, 1 | 1992-09-08 |
| Decorative article and method of producing same Grant 5,129,979 - Nakayama , et al. July 14, 1 | 1992-07-14 |
| Writing instrument Grant D325,931 - Sekiguchi May 5, 1 | 1992-05-05 |
| Cap for a writing instrument Grant D325,221 - Ito April 7, 1 | 1992-04-07 |
| Nib for a writing instrument Grant 5,096,322 - Shiga , et al. March 17, 1 | 1992-03-17 |
| Temporary ink storage member and writing instrument using the same Grant 5,087,144 - Wada , et al. February 11, 1 | 1992-02-11 |
| Dispenser for discharging material and having relatively rotatable male and female screws Grant 5,085,352 - Sasaki , et al. February 4, 1 | 1992-02-04 |
| Eraser holder Grant D322,282 - Mishima December 10, 1 | 1991-12-10 |
| Water-based ink composition for ball-point pen Grant 5,062,890 - Miyashita , et al. November 5, 1 | 1991-11-05 |
| Pen cap or similar article Grant D317,625 - Itoh June 18, 1 | 1991-06-18 |
| Ball point pen Grant D316,726 - Itoh May 7, 1 | 1991-05-07 |
| Writing instrument Grant D314,978 - Oka February 26, 1 | 1991-02-26 |
| Robot hand for electrostatically applying thin workpiece to mold Grant 4,987,332 - Yamamoto , et al. January 22, 1 | 1991-01-22 |
| Writing instrument Grant D312,837 - Oka December 11, 1 | 1990-12-11 |
| Writing instrument Grant D312,659 - Oka December 4, 1 | 1990-12-04 |
| Pen cap or similar article Grant D310,684 - Itoh September 18, 1 | 1990-09-18 |
| Ball-point pen or similar article Grant D309,633 - Itoh July 31, 1 | 1990-07-31 |
| Writing instrument Grant D308,396 - Sekiguchi June 5, 1 | 1990-06-05 |
| Powder dispenser Grant 4,906,120 - Sekiguchi , et al. March 6, 1 | 1990-03-06 |
| Pen cap or similar article Grant D305,551 - Oka January 16, 1 | 1990-01-16 |
| Pen cap or similar article Grant D305,552 - Itoh January 16, 1 | 1990-01-16 |
| Liquid dispenser with valve mechanism and flexible container Grant 4,867,593 - Kurokawa , et al. September 19, 1 | 1989-09-19 |
| Fluid discharge device Grant 4,844,299 - Sekiguchi , et al. July 4, 1 | 1989-07-04 |
| Marking ink composition Grant 4,822,417 - Kobayashi , et al. April 18, 1 | 1989-04-18 |
| Fluid discharging device Grant 4,795,063 - Sekiguchi , et al. January 3, 1 | 1989-01-03 |
| Fluid dispenser Grant 4,624,594 - Sasaki , et al. November 25, 1 | 1986-11-25 |
| Pattern input apparatus Grant 4,616,107 - Abe , et al. October 7, 1 | 1986-10-07 |
| Ink and eraser of the ink Grant 4,557,618 - Iwata , et al. December 10, 1 | 1985-12-10 |
| Mechanical pencil or similar article Grant D279,993 - Oka August 6, 1 | 1985-08-06 |
| Tubular writing tip having an outer reduced diameter portion Grant 4,525,092 - Shimizu , et al. June 25, 1 | 1985-06-25 |
| Mechanical pencil Grant 4,521,126 - Sakaoka , et al. June 4, 1 | 1985-06-04 |
| Multicolor printer Grant 4,515,487 - Minami May 7, 1 | 1985-05-07 |
| Mechanical pencil with automatic lead advance Grant 4,504,163 - Hashimoto , et al. March 12, 1 | 1985-03-12 |
| Self-feeding mechanical pencil Grant 4,411,543 - Hashimoto , et al. October 25, 1 | 1983-10-25 |
| Liquid ink ball pen Grant D270,843 - Itoh October 4, 1 | 1983-10-04 |
| Mechanical pencil or similar article Grant D269,189 - Sakaoka May 31, 1 | 1983-05-31 |
| Ball-point pen ink composition erasable by rubber eraser Grant 4,357,431 - Murakami , et al. November 2, 1 | 1982-11-02 |
| Pen or similar article Grant D263,318 - Oka March 9, 1 | 1982-03-09 |
| Mechanical pencil Grant 4,299,506 - Hashimoto November 10, 1 | 1981-11-10 |
| Pen or similar article Grant D261,010 - Itoh September 29, 1 | 1981-09-29 |
| Casing for an eraser or the like Grant D260,532 - Sakaoka September 1, 1 | 1981-09-01 |
| Container for an art color tube or the like Grant D259,922 - Seki July 21, 1 | 1981-07-21 |
| Marking pen or similar article Grant D259,792 - Itoh , et al. July 7, 1 | 1981-07-07 |
| Microcapsules having a wall of inorganic substance and process for the preparation thereof Grant 4,268,411 - Iwata , et al. May 19, 1 | 1981-05-19 |
| Input pen assembly Grant 4,263,592 - Takahashi , et al. April 21, 1 | 1981-04-21 |
| Dispensing container for liquid adhesive or the like Grant D258,565 - Sekiguchi March 17, 1 | 1981-03-17 |
| Ball point pen or similar article Grant D258,218 - Oka February 10, 1 | 1981-02-10 |
| Automatic pencil or similar article Grant D258,219 - Oka February 10, 1 | 1981-02-10 |
| Mechanical pencil or similar article Grant D258,217 - Sakaoka February 10, 1 | 1981-02-10 |
| Mechanical pencil having guides to match guides on a refill cartridge Grant 4,240,759 - Matsumoto , et al. December 23, 1 | 1980-12-23 |
| Pen cap or similar article Grant D256,926 - Oka September 16, 1 | 1980-09-16 |
| Nib for writing instruments Grant 4,208,145 - Azuma June 17, 1 | 1980-06-17 |
| Capacitively coupled tablet Grant 4,194,083 - Abe , et al. March 18, 1 | 1980-03-18 |
| Ball point pen or similar article Grant D253,060 - Itoh October 2, 1 | 1979-10-02 |
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