Inventor
NAGAHARA HAJIME
JP18 patents
⚠️ This page may combine multiple inventors who share the name “NAGAHARA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI CHEMICAL IND
8 patentsUS4734536AMar 29, 1988
Process for producing cycloolefins
ASAHI CHEMICAL IND52 citations91
US6365655B1Apr 2, 2002
Process for stabilizing oxymethylene copolymer
ASAHI CHEMICAL IND15 citations80
US6130280AOct 10, 2000
High-rigidity oxymethylene polymer resin molding
ASAHI CHEMICAL IND8 citations73
US5656761AAug 12, 1997
Method for pretreating a catalyst slurry and a method for the continuous partial hydrogenation of a monocyclic aromatic hydrocarbon by using the pretreated catalyst slurry
ASAHI CHEMICAL IND10 citations73
US5952410ASep 14, 1999
Polyacetal resin composition exhibiting high retentivity of mechanical strengths
ASAHI CHEMICAL IND12 citations71
US4226967AOct 7, 1980
Highly charge-transferable polycondensation polymer and process for preparation
ASAHI CHEMICAL IND10 citations70
US6849765B2Feb 1, 2005
Process for producing cyclohexanone oxime
ASAHI CHEMICAL IND2 citations62
US6930204B2Aug 16, 2005
Process for producing a cyclic aliphatic oxime
ASAHI CHEMICAL IND2 citations59
ASAHI KASEI CHEMICALS CORP
4 patentsUS7435842B2Oct 14, 2008
Process for producing carbonic ester
ASAHI KASEI CHEMICALS CORP12 citations84
US6989444B2Jan 24, 2006
Process for producing lactam
ASAHI KASEI CHEMICALS CORP7 citations70
US7091381B2Aug 15, 2006
Process for preparation of cyclohexanone oxime
ASAHI KASEI CHEMICALS CORP3 citations62
US8034976B2Oct 11, 2011
Nitrogen-containing carbon material and method of producing the same
ASAHI KASEI CHEMICALS CORP1 citations51