Tokyo
Japan
13
2017-08-10
The entities that hold a legal rights for patent applications filed by inventor Watanabe Kimitaka:
Kimitaka Watanabe from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment
#2 | 2016-12-22Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment
#3 | 2016-09-22Electrically-operated toy
#4 | 2014-05-08Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment
#5 | 2010-08-12Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment
#6 | 2009-07-16Processing solution for forming hexavalent chromium free, black conversion film on zinc or zinc alloy plating layers, and method for forming hexavalent chromium free, black conversion film on zinc or zinc alloy plating layers
#7 | 2009-06-11Robot toy and assembling method thereof
#8 | 2008-07-03Robot toy
#9 | 2008-04-10Mist Ejecting Toy And Mist Generating Unit
#10 | 2006-09-19Electroluminescence light emitting display system
#11 | 2006-06-27Electroluminescence light emitting steel
#12 | 2006-03-16Floating toy
#13 | 2005-05-26Processing solution for forming hexavalent chromium free, black conversion film on zinc or zinc alloy plating layers, and method for forming hexavalent chromium free, black conversion film on zinc or zinc alloy plating layers
750004 ⎘