Japan Intellectual Property Rights: OPTICAL DEVICE, VISUAL LINE DETECTION DEVICE, RETINA PROJECTION DISPLAY DEVICE, HEAD-MOUNTED TYPE DISPLAY DEVICE, OPTOMETER, USER STATE ESTIMATION DEVICE, OPERATION SUPPORT SYSTEM, DETECTION METHOD FOR INCLINATION OF THREE-DIMENSIONAL OBJECT, AND VISUAL LINE DETECTION METHOD

Japan, Jan. 19 -- RICOH CO LTD has got intellectual property rights for 'OPTICAL DEVICE, VISUAL LINE DETECTION DEVICE, RETINA PROJECTION DISPLAY DEVICE, HEAD-MOUNTED TYPE DISPLAY DEVICE, OPTOMETER, USER STATE ESTIMATION DEVICE, OPERATION SUPPORT SYSTEM, DETECTION METHOD FOR INCLINATION OF THREE-DIMENSIONAL OBJECT, AND VISUAL LINE DETECTION METHOD.' Other related details are as follows:

Application Number: JP,2022-003943

Category (FI): A61B3/113,A61B5/16,200,A61B5/18,B60W40/08,G02B27/02@Z,G09G5/00,510@A,G09G5/00,510@B,G09G5/00,550@C

Stage: Grant (IP right granted following substantive examination.)

Filing Date: Jan. 13, 2022

Publication Date: Sept. 30, 2022

The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100...