Inventor
ICHIYANAGI ATSUSHI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “ICHIYANAGI ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KIKKOMAN CORP
17 patentsUS11111517B2Sep 7, 2021
HbA1c dehydrogenase
KIKKOMAN CORP8 citations82
US10767211B2Sep 8, 2020
Modified amadoriase reacting with fructosyl hexapeptide
KIKKOMAN CORP2 citations71
US9701949B2Jul 11, 2017
Amadoriase with improved thermostability, gene and recombinant DNA for the amadoriase, and method for production of amadoriase with improved thermostability
KIKKOMAN CORP2 citations71
US12258589B2Mar 25, 2025
Glycated hemoglobin oxidase variant and method for measurement
KIKKOMAN CORP0 citations62
US11549134B2Jan 10, 2023
Modified amadoriase and method for producing the same, agent for improving surfactant resistance of amadoriase and composition for measuring HbA1c using the same
KIKKOMAN CORP0 citations61
US11078517B2Aug 3, 2021
Hemoglobin A1c measurement method and measurement kit
KIKKOMAN CORP0 citations61
US10619183B2Apr 14, 2020
Modified amadoriase and method for producing the same, agent for improving surfactant resistance of amadoriase and composition for measuring HbA1c using the same
KIKKOMAN CORP1 citations61
US8003359B2Aug 23, 2011
Eukaryotic amadoriase having excellent thermal stability, gene and recombinant DNA for the eukaryotic amadoriase, and process for production of eukaryotic amadoriase having excellent thermal stability
KIKKOMAN CORP2 citations61
US10934530B2Mar 2, 2021
Amadoriase having improved specific activity
KIKKOMAN CORP1 citations56
US11879149B2Jan 23, 2024
Quantification method of ethanolamine phosphate, oxidoreductase for quantification, composition for quantification, kit for quantification and sensor for quantification
KIKKOMAN CORP0 citations55
US11932880B2Mar 19, 2024
Enzyme and method for assaying pentosidine using same
KIKKOMAN CORP1 citations54
US10697979B2Jun 30, 2020
Method for measurement of HbA1c using amadoriase that reacts with glycated peptide
KIKKOMAN CORP0 citations51
US9708586B2Jul 18, 2017
Amadoriase having altered substrate specificity
KIKKOMAN CORP1 citations49
US9493814B2Nov 15, 2016
Flavin-binding glucose dehydrogenase having improved substrate specificity
KIKKOMAN CORP2 citations49
US11499143B2Nov 15, 2022
Amadoriase having enhanced dehydrogenase activity
KIKKOMAN CORP0 citations47
US11384381B2Jul 12, 2022
Reaction accelerating agent
KIKKOMAN CORP0 citations47
US11208675B2Dec 28, 2021
Reaction accelerating agent
KIKKOMAN CORP0 citations47
TAJIMA RYOKO
3 patentsUS8445246B2May 21, 2013
Flavin-binding glucose dehydrogenases
TAJIMA RYOKO11 citations77
US9238802B2Jan 19, 2016
E. coli transformant, method for producing flavin-bound glucose dehydrogenase using the same, and mutant flavin-bound glucose dehydrogenases
TAJIMA RYOKO0 citations47
US9469844B2Oct 18, 2016
Flavin-bound glucose dehydrogenases, a method for producing a flavin-bound glucose dehydrogenase, and yeast transformant used for the same
TAJIMA RYOKO0 citations44