P

Inventor

HIROTA SHIN-ICHIRO

JP10 patents
⚠️ This page may combine multiple inventors who share the name “HIROTA SHIN-ICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOYA CORP

5 patents
US6776007B2Aug 17, 2004

Method of molding a glass composition into an optical element

HOYA CORP39 citations94
US6334335B1Jan 1, 2002

Method of manufacturing a glass optical element

HOYA CORP24 citations88
US6810686B2Nov 2, 2004

Process for manufacturing glass optical elements

HOYA CORP8 citations73
US6564584B2May 20, 2003

Process for manufacturing glass optical elements

HOYA CORP10 citations73
US6588231B1Jul 8, 2003

Method molding a glass composition into an optical element with reduced pull-out

HOYA CORP4 citations72

HOYA PRECISION INC

3 patents
US5762673AJun 9, 1998

Method of manufacturing glass optical elements

HOYA PRECISION INC67 citations94
US5919718AJul 6, 1999

Glass composition moldable into an optical element with reduced pull-out

HOYA PRECISION INC32 citations90
US6009725AJan 4, 2000

Process for manufacturing glass optical elements

HOYA PRECISION INC14 citations81

HOYA PRECISIONS INC

1 patent
US5873921AFeb 23, 1999

Process for manufacturing glass optical elements

HOYA PRECISIONS INC75 citations93

HOYA PREC INC

1 patent
US6151915ANov 28, 2000

Method of producing a glass optical element capable of suppressing occurrence of a damage of a mold and improving a quality of the glass optical element

HOYA PREC INC8 citations68