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PLATINUM PEN CO LTD

Overview
  • Total Patents
    56
  • GoodIP Patent Rank
    192,828
About

PLATINUM PEN CO LTD has a total of 56 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets consumer goods, machines and basic materials chemistry are ZEBRA CO LTD, HENRY GEORGE MARTIN and BIRO PATENTE AKTIENGESELLSCHAF.

Patent filings per year

Chart showing PLATINUM PEN CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Maki Mitsuo 10
#2 Yanagisako Takashi 6
#3 Okajima Yoshikazu 6
#4 Kodera Kimio 6
#5 Takahashi Akihito 5
#6 Kasai Kikuo 4
#7 Kato Kazue 3
#8 Murakoshi Hideyuki 2
#9 Sugiura Kohei 2
#10 Nakada Toshihiro 2

Latest patents

Publication Filing date Title
JP2016125022A Surgical marker ink
JP2013254260A Pen tip part of input pen and method of manufacturing the same
JP2012200944A Cap for writing utensil
JP2008119340A Front opening type frame
JP2007125190A Plate for hanging writing implements of display
JP2005313329A Clip of writing instrument
JP2005297337A Grip of writing utensil
JP2003199657A Frame
JP2003094878A Holder for writing utensil
JP2002288489A Electronic commerce system for ordering and reparing commodity and ordering special specification
JP2002052888A Writing utensil
JP2001277780A Writing utensil
JP2001213085A Writing instrument
US5876136A Writing instrument with brush
JPH1120369A Manufacture of writing utensil barrel
JPH09151355A Water-based ink composition for ball-point pen
JPS63234073A Water-based ink for ball point pen
GB8705330D0 Case combined variable magnification spectacles
JPS62271868A Article container
US4573818A Cap assembly for a single or plural writing instruments