Inventor
KATO TAKUMA
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KATO TAKUMA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON CHEMICAL IND
5 patentsUS12297123B2May 13, 2025
Negative thermal expansion material, method for producing the same, and composite material
NIPPON CHEMICAL IND2 citations72
US12275646B1Apr 15, 2025
Negative thermal expansion material, method for producing the same, and composite material
NIPPON CHEMICAL IND2 citations72
US11332599B2May 17, 2022
Modified zirconium phosphate tungstate, negative thermal expansion filler and polymer composition
NIPPON CHEMICAL IND2 citations71
US12590012B2Mar 31, 2026
Negative thermal expansion material and composite material
NIPPON CHEMICAL IND0 citations60
US11404720B2Aug 2, 2022
Method for producing lithium titanium phosphate
NIPPON CHEMICAL IND0 citations50
AGC INC
5 patentsUS11914284B2Feb 27, 2024
Reflective mask blank, reflective mask, method of manufacturing reflective mask blank, and method of manufacturing reflective mask
AGC INC3 citations72
US12204240B2Jan 21, 2025
Reflective mask blank, reflective mask, method of manufacturing reflective mask blank, and method of manufacturing reflective mask
AGC INC0 citations60
US12306530B2May 20, 2025
Reflective mask blank, reflective mask, method of manufacturing reflective mask blank, and method of manufacturing reflective mask
AGC INC0 citations57
US12001133B2Jun 4, 2024
Reflective mask blank, reflective mask, method of manufacturing reflective mask blank, and method of manufacturing reflective mask
AGC INC0 citations57
US12124164B2Oct 22, 2024
Reflective mask blank and reflective mask
AGC INC0 citations56