Inventor
HIROTA SHINICHIRO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “HIROTA SHINICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOYA CORP
25 patentsUS6813906B1Nov 9, 2004
Method and apparatus for preparation of molded glass
HOYA CORP43 citations92
US6560994B1May 13, 2003
Mold used for molding glass optical elements process for preparation of glass optical elements and method for rebirth of mold
HOYA CORP24 citations92
US6370915B1Apr 16, 2002
Method for supplying glass molding material to molds, and method for manufacturing glass optical elements
HOYA CORP20 citations92
US6240235B1May 29, 2001
Optical fiber fixing member and method for manufacturing the same
HOYA CORP49 citations92
US5114455AMay 19, 1992
Mold for producing lens, using mold recesses to aid in lens release
HOYA CORP24 citations92
US5013348AMay 7, 1991
Mold assembly and methods for producing molded glass
HOYA CORP22 citations92
US4915720AApr 10, 1990
Method of and apparatus for molding glass articles
HOYA CORP43 citations92
US4836840AJun 6, 1989
Press-molding device for lenses
HOYA CORP25 citations92
US4836838AJun 6, 1989
Apparatus for molding glass articles
HOYA CORP27 citations92
US4778505AOct 18, 1988
Method of molding glass body
HOYA CORP52 citations92
US4629489ADec 16, 1986
Method of manufacturing pressed lenses
HOYA CORP46 citations92
US6141991ANov 7, 2000
Press molding apparatus for glass optical elements and molding method for glass optical elements
HOYA CORP22 citations91
US6070436AJun 6, 2000
Manufacturing method for molded glass articles
HOYA CORP18 citations91
US5987922ANov 23, 1999
Manufacturing method for molded glass articles
HOYA CORP23 citations91
US5125949AJun 30, 1992
Mold for producing glass articles
HOYA CORP28 citations90
US7140205B2Nov 28, 2006
Method of manufacturing glass optical elements
HOYA CORP16 citations83
US4229220AOct 21, 1980
Edge-coating glass for laser disks
HOYA CORP24 citations82
US5421849AJun 6, 1995
Apparatus for simultaneously manufacturing glass molding articles
HOYA CORP11 citations74
US5194082AMar 16, 1993
Method of manufacturing glass molding articles
HOYA CORP12 citations74
US6230520B1May 15, 2001
Process for preparation of glass optical elements
HOYA CORP11 citations73
US4948627AAug 14, 1990
Process for producing glass mold
HOYA CORP16 citations72
US4168176ASep 18, 1979
Glass for Faraday rotation elements
HOYA CORP3 citations63
US7013676B2Mar 21, 2006
Press molding apparatus
HOYA CORP4 citations62
US6918267B2Jul 19, 2005
Press molding apparatus and press molding method
HOYA CORP5 citations62
US7121119B2Oct 17, 2006
Press molding apparatus for an optical element and method of manufacturing the optical element
HOYA CORP3 citations61