Inventor
TSUCHIYA MASAKAZU
US24 patents
⚠️ This page may combine multiple inventors who share the name “TSUCHIYA MASAKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WAKO PURE CHEM IND LTD
13 patentsUS5750500AMay 12, 1998
Process for inhibiting activity of endotoxin
WAKO PURE CHEM IND LTD18 citations92
US5747277AMay 5, 1998
Process for detecting microorganisms
WAKO PURE CHEM IND LTD21 citations92
US4970152ANov 13, 1990
Reagents for determining peptidoglycan and β-1,3-glucan
WAKO PURE CHEM IND LTD47 citations92
US5318893AJun 7, 1994
Process for measuring endotoxin
WAKO PURE CHEM IND LTD22 citations91
US5179006AJan 12, 1993
Process for measuring endotoxin
WAKO PURE CHEM IND LTD42 citations91
US6034217AMar 7, 2000
Peptidoglycan recognition proteins and their production
WAKO PURE CHEM IND LTD14 citations81
US5622833AApr 22, 1997
Process for inhibiting activity of endotoxin
WAKO PURE CHEM IND LTD5 citations73
US5616557AApr 1, 1997
Process for selectively inhibiting activity of endotoxin
WAKO PURE CHEM IND LTD12 citations73
US5476772ADec 19, 1995
Pretreatment of sample for endotoxin measurement
WAKO PURE CHEM IND LTD11 citations73
US5585248ADec 17, 1996
Method for assaying activity of prophenoloxidase activating enzyme and application thereof
WAKO PURE CHEM IND LTD15 citations72
US5047353ASep 10, 1991
Process for preparing reagent for measuring endotoxin
WAKO PURE CHEM IND LTD15 citations72
US5346889ASep 13, 1994
Process for extracting endotoxin
WAKO PURE CHEM IND LTD8 citations70
US5637474AJun 10, 1997
Process for measuring amount of endotoxin or (1→3)-β-D-glucan by kinetic turbidimetric method
WAKO PURE CHEM IND LTD17 citations68
CHARLES RIVER LABORATORIES INC
4 patentsUS11221335B2Jan 11, 2022
Heat-treated limulus amebocyte lysates
CHARLES RIVER LABORATORIES INC1 citations73
US10473664B2Nov 12, 2019
Heat-treated limulus amebocyte lysates
CHARLES RIVER LABORATORIES INC2 citations73
US12158471B2Dec 3, 2024
Recombinant amebocyte lysate and uses thereof
CHARLES RIVER LABORATORIES INC1 citations57
US12540944B2Feb 3, 2026
Recombinant amebocyte clotting factors and uses thereof
CHARLES RIVER LABORATORIES INC0 citations52