P

Inventor

SUGANO YASUYUKI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “SUGANO YASUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

6 patents
US6144503ANov 7, 2000

Projection lens and focus adjusting method for projection lens

SONY CORP65 citations95
US7699473B2Apr 20, 2010

Image display apparatus with relaying optical system, reflective optical component and phase difference optical component

SONY CORP33 citations92
US6547421B2Apr 15, 2003

Display apparatus

SONY CORP44 citations92
US6473244B1Oct 29, 2002

Projection lens

SONY CORP28 citations92
US5886823AMar 23, 1999

Optical visual apparatus

SONY CORP32 citations92
US6937401B2Aug 30, 2005

Projection lens

SONY CORP18 citations83

ASAHI OPTICAL CO LTD

3 patents
US5477389ADec 19, 1995

Fast ultra-wide angle lens system

ASAHI OPTICAL CO LTD58 citations96
US5557472ASep 17, 1996

Fast aspherical lens system

ASAHI OPTICAL CO LTD17 citations73
US5513045AApr 30, 1996

Fast aspherical lens system

ASAHI OPTICAL CO LTD17 citations73

ASAHI KOGAKU KK

1 patent
US5371630ADec 6, 1994

Zoom lens system

ASAHI KOGAKU KK7 citations73

MUKAWA HIROSHI

1 patent
USRE45148ESep 23, 2014

Image display apparatus with relaying optical system, reflective optical component and phase difference optical component

MUKAWA HIROSHI3 citations62