Inventor
SAWADA KIYOTAKA
JP13 patents
⚠️ This page may combine multiple inventors who share the name “SAWADA KIYOTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
10 patentsUS5603871AFeb 18, 1997
Method for manufacturing molded resin product and plastic mirror
RICOH KK60 citations93
US7794643B2Sep 14, 2010
Apparatus and method for molding object with enhanced transferability of transfer face and object made by the same
RICOH KK32 citations92
US6287504B1Sep 11, 2001
Plastic molding and method and apparatus for producing the same by injection molding
RICOH KK17 citations92
US6793868B2Sep 21, 2004
Plastic molding and method and apparatus for producing the same by injection molding
RICOH KK7 citations73
US6620486B2Sep 16, 2003
Plasting molding and method and apparatus for producing the same by injection molding
RICOH KK11 citations73
US6565346B2May 20, 2003
Plastic molded article or product and method and apparatus for producing the same by injection molding
RICOH KK12 citations73
US6919120B2Jul 19, 2005
Plastic molding and a method and a mold assembly for producing the same
RICOH KK9 citations72
US6465610B1Oct 15, 2002
Method and apparatus for manufacturing plastic optical element and plastic optical element
RICOH KK7 citations72
US6893586B2May 17, 2005
Plastic optical element, plastic optical element producing method and plastic optical element producing apparatus
RICOH KK2 citations62
US6875380B2Apr 5, 2005
Method and apparatus for manufacturing plastic optical element and plastic optical element
RICOH KK3 citations61
SAWADA KIYOTAKA
3 patentsUS9440331B2Sep 13, 2016
Polishing sheet and polishing tool
SAWADA KIYOTAKA2 citations60
US8911061B2Dec 16, 2014
Nozzle plate, nozzle plate production method, liquid discharge head, and image forming apparatus
SAWADA KIYOTAKA1 citations49
US10105814B2Oct 23, 2018
Polishing sheet, polishing tool and polishing method
SAWADA KIYOTAKA0 citations41