Patents/Inventors

Osamu Yokoyama

ShiojiriJP12 patents

11 Patents

US124680812025
Optical Element and Virtual Image Display Device
SEIKO EPSON CORPORATION
0 cites
US123476762025
Substrate Processing Method and Substrate Processing System
Tokyo Electron Limited
0 cites
US122985022025
Virtual Image Display Device
SEIKO EPSON CORPORATION
0 cites
US122225092025
Light Flux Diameter Expanding Element and Image Display Device
SEIKO EPSON CORPORATION
0 cites
US121442002024
Display Device Having Lens and Light-transmitting Layer, and Electronic Apparatus
SEIKO EPSON CORPORATION
0 cites
US117093612023
Optical Device and Image Display Apparatus
SEIKO EPSON CORPORATION
0 cites
US116356252023
Virtual Image Display Device and Optical Unit
SEIKO EPSON CORPORATION
0 cites
US116262902023
Method, Device, and System for Etching Silicon Oxide Film
TOKYO ELECTRON LIMITED
0 cites
US116198182023
Light Flux Diameter Expanding Element and Image Display Device
SEIKO EPSON CORPORATION
0 cites
US115989682023
Image Display Device Having Maximum Emission Angle of Image Light Smaller Than Maximum Viewing Angle of Virtual Image
SEIKO EPSON CORPORATION
0 cites
US115522742023
Display Device Having Pixel Electrode and Color Filter, and Electronic Apparatus
SEIKO EPSON CORPORATION
0 cites