Inventor · disambiguated record
Takeaki Kumagai
Also filed as: KUMAGAI TAKEAKI
3 granted patents·3 pending applications·1 citations·filing 2008–2022
48Inventor score
Top patents by PatentIndex Score
6 records- 0165US9353247B2Molded article and method of producing the sameCANON KK·Filed 2013·Granted May 31, 2016·1 cites·6 claims
- 0260US11187829B2Optical element, method for manufacturing the same, and optical apparatusCANON KK·Filed 2018·Granted Nov 30, 2021·0 cites·18 claims
- 0351US2023168463A1Optical element, optical device, and image pickup apparatusCANON KK·Filed 2022·Application pending·0 cites
- 0442US2014121289A1Organic-inorganic composite molded product and optical elementKISO SHIGEO·Filed 2012·Application pending·0 cites
- 0537US9376553B2Organic-inorganic composite molded product and optical elementKUMAGAI TAKEAKI·Filed 2012·Granted Jun 28, 2016·0 cites·12 claims
- 0633US2009148693A1Optical material, optical element, and method for making optical elementCANON KK·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →