US Patent 11237447 Electrochromic element
Patent 11237447 was granted and assigned to Ricoh on February, 2022 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
January 17, 2019
0
Date of Patent
February 1, 2022
0
Patent Application Number
16250291
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Patent Inventor Names
Tomoo Fukuda
0
Noboru Sasa
0
Takaaki Konno
0
Tohru Yashiro
0
Hiroyuki Takahashi
0
Keiichiroh Yutani
0
Koh Fujimura
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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