P

Inventor

AKI YUICHI

JP19 patents
⚠️ This page may combine multiple inventors who share the name “AKI YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

15 patents
US6438074B1Aug 20, 2002

Optical recording medium manufacturing master recording apparatus

SONY CORP62 citations96
US5726756AMar 10, 1998

Exposure apparatus with thickness and defect detection

SONY CORP34 citations91
US6754161B1Jun 22, 2004

Manufacturing method for optical recording medium and manufacturing device thereof

SONY CORP15 citations84
US6737660B2May 18, 2004

Electron beam irradiation apparatus and electron beam irradiating method

SONY CORP13 citations82
US7833000B2Nov 16, 2010

Optical modeling apparatus

SONY CORP7 citations74
US11725719B2Aug 15, 2023

Gear wheel mechanism and manufacturing method for a gear wheel mechanism

SONY CORP2 citations73
US5583845ADec 10, 1996

Glass blank disc centering device

SONY CORP8 citations73
US5511438AApr 30, 1996

Positioner

SONY CORP11 citations73
US6953939B2Oct 11, 2005

Testing apparatus using scanning electron microscope

SONY CORP9 citations72
US12222029B2Feb 11, 2025

Method of manufacturing flexible gear, method of manufacturing flexible gear unit, and gear

SONY CORP0 citations62
US7095699B2Aug 22, 2006

Detection apparatus, detection method and electron beam irradiation apparatus

SONY CORP6 citations62
US6649859B2Nov 18, 2003

Electron beam irradiation system and electron beam irradiation method

SONY CORP4 citations62
US6573511B2Jun 3, 2003

Electron beam irradiation system and electron beam irradiation method

SONY CORP5 citations62
US7034319B2Apr 25, 2006

Electron beam irradiation apparatus, electron beam irradiation method, original disk, stamper, and recording medium

SONY CORP1 citations52
US11110451B2Sep 7, 2021

Micro-channel device and method for manufacturing micro-channel device

SONY CORP0 citations51

DAIICHI SANKYO CO LTD

3 patents

JEOL LTD

1 patent