Okamoto; Hisao

Patent Applications and Registrations

Patent applications and USPTO patent grants for Okamoto; Hisao.The latest application filed is for "near infrared-reflecting/transmitting azo pigment, method for manufacturing near infrared-reflecting/transmittingazo pigment, colorant composition using said azo pigments, item-coloring method and colored item".

Company Profile

0.13.12

Okamoto; Hisao - Tokyo JP
Okamoto; Hisao - Shizuoka JP
Okamoto; Hisao - Chuo-ku JP
Okamoto; Hisao - Kanagawa JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Near infrared-reflecting/transmitting azo pigment, method for manufacturing near infrared-reflecting/transmitting azo pigment, colorant composition using said azo pigments, item-coloring method and colored item Grant 9,822,266 - Okamoto , et al. November 21, 2	2017-11-21
Near Infrared-reflecting/transmitting Azo Pigment, Method For Manufacturing Near Infrared-reflecting/transmittingazo Pigment, Colorant Composition Using Said Azo Pigments, Item-coloring Method And Colored Item App 20160333202 - OKAMOTO; Hisao ; et al.	2016-11-17
Magnetic recording apparatus with correlated main magnetic pole-to-shields spacing and main magnetic pole-to-medium layers spacing Grant 7,920,359 - Maruyama , et al. April 5, 2	2011-04-05
Pigment Grant 7,888,398 - Hirata , et al. February 15, 2	2011-02-15
Pixel-forming colorant compositions and their use Grant 7,611,572 - Nogami , et al. November 3, 2	2009-11-03
Magnetic head and magnetic disc drive Grant 7,508,619 - Okamoto , et al. March 24, 2	2009-03-24
Magnetic recording apparatus App 20080180861 - Maruyama; Yohji ; et al.	2008-07-31
Pigment App 20080096999 - Hirata; Naoki ; et al.	2008-04-24
Water-based pigment inks, image recording method, and image recording system Grant 7,361,698 - Nakamura , et al. April 22, 2	2008-04-22
Magnetic head and magnetic disc drive App 20080024900 - Okamoto; Hisao ; et al.	2008-01-31
Fluorescent colorant compositions, coloring process and colored articles App 20060219976 - Yamamiya; Shiro ; et al.	2006-10-05
Pixel-forming Colorant Compositions And Their Use App 20060213394 - Nogami; Atsushi ; et al.	2006-09-28
Process for producing sulfonated solid particles Grant 6,821,334 - Nakamura , et al. November 23, 2	2004-11-23
Water-based pigment inks, image recording method, and image recording system App 20040198869 - Nakamura, Michiei ; et al.	2004-10-07
Finely divided pigments and coloring compositions Grant 6,726,762 - Okamoto , et al. April 27, 2	2004-04-27
Near-infrared transmitting black azo pigments Grant 6,623,556 - Zama , et al. September 23, 2	2003-09-23
Process for producing sulfonated solid particles App 20030134938 - Nakamura, Michiei ; et al.	2003-07-17
Finely divided pigments and coloring compositions App 20030084820 - Okamoto, Hisao ; et al.	2003-05-08
Near-infrared reflecting composite pigments Grant 6,521,038 - Yanagimoto , et al. February 18, 2	2003-02-18
Pigment dispersants and pigment compositions containing the same Grant 6,471,766 - Ohki , et al. October 29, 2	2002-10-29
Near-infrared reflecting composite pigments App 20020129739 - Yanagimoto, Hiromitsu ; et al.	2002-09-19
Near-infrared transmitting black azo pigments App 20020121228 - Zama, Yoshiyuki ; et al.	2002-09-05
Pigment dispersions for color filters, fabrication process of color filters, and color filters Grant 6,302,953 - Saikatsu , et al. October 16, 2	2001-10-16
Pigment dispersants and pigment compositions containing the same App 20010013303 - Ohki, Shigeru ; et al.	2001-08-16
Pigment dispersant, pigment dispersion, and pigment dispersion for color filter Grant 5,961,711 - Saikatsu , et al. October 5, 1	1999-10-05

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.