TrademarkDir

Trademark Attorney / Law Firm

Yoichiro Yamaguchi – Trademark Portfolio

With a filing history spanning 24 years (1991–2023), Yoichiro Yamaguchi has represented clients in 171 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 45 trademarks have achieved registered status, while 2 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 7 (Machinery), among 20 Nice Classification classes represented.

171 Total Trademarks
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All (171) Registered (45) Pending (2) Abandoned (53) Cancelled (43)
All Years 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2008 2007 2006 2005 2003 2001 2000 1999 1996 1994 1991
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