Patents/Inventors

Keiji Ito

Shibuya-kuJP6 patents

6 Patents

US122547202025
Ticket Issuing System, and Ticket Checking Apparatus
Playground Co., Ltd.
0 cites
US122300862025
Information Processing Server, Information Processing System, Determination Device, and Method
Playground Co., Ltd.
0 cites
US119377852024
Endoscope, Distal Tip Piece, and Method of Manufacturing Endoscope
HOYA CORPORATION
0 cites
US119419192024
Ticket Issuing System, and Ticket Checking Apparatus
PLAYGROUND CO., Ltd.
0 cites
US117590962023
Endoscope
HOYA CORPORATION
0 cites
US115628222023
Information Processing Method, Information Processing Device, and Information Processing System
HOYA CORPORATION
0 cites