Inventor
TSUJI JUNPEI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “TSUJI JUNPEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
21 patentsUS6323147B1Nov 27, 2001
Titanium-containing silicon oxide catalyst
SUMITOMO CHEMICAL CO27 citations92
US6160137ADec 12, 2000
Method for producing propylene oxide
SUMITOMO CHEMICAL CO22 citations92
US6096910AAug 1, 2000
Process for producing propylene oxide
SUMITOMO CHEMICAL CO24 citations92
US5723637AMar 3, 1998
Process for producing propylene oxide
SUMITOMO CHEMICAL CO40 citations92
US6211388B1Apr 3, 2001
Method for producing propylene oxide
SUMITOMO CHEMICAL CO26 citations91
US6187934B1Feb 13, 2001
Titanium-containing solid catalyst
SUMITOMO CHEMICAL CO16 citations83
US6512128B2Jan 28, 2003
Process using a titanium-containing silicon oxide catalyst
SUMITOMO CHEMICAL CO11 citations74
US7319177B2Jan 15, 2008
Process for producing cumene
SUMITOMO CHEMICAL CO7 citations73
US6887823B2May 3, 2005
Process for production of titanium-containing silicon oxide catalysts
SUMITOMO CHEMICAL CO3 citations63
US6838570B2Jan 4, 2005
Molded catalyst, process for producing molded catalyst, and process for producing oxirane compound
SUMITOMO CHEMICAL CO4 citations63
US7449590B2Nov 11, 2008
Process for preparation of propylene oxide
SUMITOMO CHEMICAL CO5 citations62
US6646139B2Nov 11, 2003
Process for producing propylene oxide
SUMITOMO CHEMICAL CO5 citations60
US7705166B2Apr 27, 2010
Process for producing propylene oxide
SUMITOMO CHEMICAL CO2 citations59
US6506914B1Jan 14, 2003
Process for producing oxirane compound
SUMITOMO CHEMICAL CO4 citations58
US6639086B2Oct 28, 2003
Process for producing propylene oxide
SUMITOMO CHEMICAL CO4 citations56
US7381829B2Jun 3, 2008
Method for producing propylene oxide
SUMITOMO CHEMICAL CO0 citations52
US6639085B2Oct 28, 2003
Process for producing propylene oxide
SUMITOMO CHEMICAL CO0 citations52
US7485736B2Feb 3, 2009
Process for producing α-methylstyrene
SUMITOMO CHEMICAL CO0 citations51
US7053226B2May 30, 2006
Process for producing cumene
SUMITOMO CHEMICAL CO1 citations51
US6900364B2May 31, 2005
Method of recovering cumene
SUMITOMO CHEMICAL CO1 citations51
US6982235B2Jan 3, 2006
Method for regenerating solid catalyst
SUMITOMO CHEMICAL CO0 citations48