P

Inventor

NISHIMURA TAKESHI

JP172 patents
⚠️ This page may combine multiple inventors who share the name “NISHIMURA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON CATALYTIC CHEM IND

16 patents
US6878239B1Apr 12, 2005

Process for inhibiting a polymerization in a vacuum section of an easily polymerizable compound purification system

NIPPON CATALYTIC CHEM IND25 citations93
US6641700B1Nov 4, 2003

Purifying apparatus possessing vapor dispersing device

NIPPON CATALYTIC CHEM IND30 citations93
US6620969B1Sep 16, 2003

Shell-and-tube heat exchanger and method for inhibiting polymerization in the shell-and-tube heat exchanger

NIPPON CATALYTIC CHEM IND52 citations93
US6525216B1Feb 25, 2003

Method of manufacturing (meth)acrylic acid

NIPPON CATALYTIC CHEM IND23 citations93
US6436245B1Aug 20, 2002

Apparatus for the purification of organic compounds containing readily-blocking substances and process thereof

NIPPON CATALYTIC CHEM IND20 citations93
US6409886B1Jun 25, 2002

Process for inhibiting the polymerization of easily-polymerizable compounds

NIPPON CATALYTIC CHEM IND49 citations93
US6831195B2Dec 14, 2004

Method for production of organic acid

NIPPON CATALYTIC CHEM IND21 citations92
US6755943B1Jun 29, 2004

Perforated tray without downcomer, perforated tray tower without downcomer

NIPPON CATALYTIC CHEM IND32 citations92
US6596129B1Jul 22, 2003

Distillation process for easily polymerizable substance-containing solution

NIPPON CATALYTIC CHEM IND25 citations92
US6382313B2May 7, 2002

Heat exchanger for easily polymerizing substance-containing gas provided with gas distributing plate

NIPPON CATALYTIC CHEM IND49 citations92
US6454541B1Sep 24, 2002

Method for transferring easily-polymerizable substance

NIPPON CATALYTIC CHEM IND30 citations91
US7332624B2Feb 19, 2008

Method for production of acrylic acid

NIPPON CATALYTIC CHEM IND17 citations84
US6891061B1May 10, 2005

Packed column and polymerizable compound treating method using the same

NIPPON CATALYTIC CHEM IND15 citations84
US6695928B1Feb 24, 2004

Method for production of (meth) acrylic acid and/or (meth)acrylic esters

NIPPON CATALYTIC CHEM IND13 citations84
US6677482B2Jan 13, 2004

Method of manufacturing (meth) acrylic acid

NIPPON CATALYTIC CHEM IND13 citations84
US6666956B1Dec 23, 2003

Method for distilling polymerizable compound or liquid containing polymerizable compound

NIPPON CATALYTIC CHEM IND13 citations84

CANON KK

10 patents

FUJITSU LTD

5 patents

YAMAICHI ELECTRONICS CO LTD

4 patents

POLYMATECH CO LTD

4 patents

YAMAICHI ELECTRONICS U S A INC

3 patents

MITSUI CHEMICALS INC

2 patents

NISHIMURA TAKESHI

1 patent

ITO TOSHIYASU

1 patent

MITSUBISHI MOTORS CORP

1 patent

FURUKAWA ELECTRIC CO LTD

1 patent

YAMAICHI ELECTRONICS USA INC

1 patent

FUJI XEROX CO LTD

1 patent

Showing the top 50 of 172 patents by PatentIndex Score.