Bunji Sawano

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Patents Grantslast 30 patents

Information Patent Grant
Pyrromethene-boron complex compounds and organic electroluminescent...
- Patent number 8,778,510
- Issue date Jul 15, 2014
- Idemitsu Kosan Co., Ltd.
- Fumio Okuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing arylsulfonylureide compounds
- Patent number 5,990,353
- Issue date Nov 23, 1999
- Yamamoto Chemicals, Inc.
- Nobuaki Sasaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 3-(N,N-disubstituted amino)phenol
- Patent number 5,710,335
- Issue date Jan 20, 1998
- Mitsui Toatsu Chemicals, Inc.
- Kenichiro Horiuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carboxylate and heat-sensitive recording material using same
- Patent number 5,691,272
- Issue date Nov 25, 1997
- Mitsui Toatsu Chemicals, Inc.
- Mansuke Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phthalide compound and a near infrared absorber and a recording mat...
- Patent number 5,627,287
- Issue date May 6, 1997
- Yamamoto Chemicals, Inc.
- Hiroyuki Sasaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carboxylate and heat-sensitive recording material using same
- Patent number 5,559,247
- Issue date Sep 24, 1996
- Mitsui Toatsu Chemicals, Inc.
- Mansuke Matsumoto
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
BENZOTRIAZOLE COMPOUND, LIGHT ABSORBER, AND RESIN COMPOSITION
- Publication number 20220363650
- Publication date Nov 17, 2022
- Mitsui Chemicals, Inc.
- Masaru KAWAGUCHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PYRROMETHENE-BORON COMPLEX COMPOUNDS AND ORGANIC ELECTROLUMINESCENT...
- Publication number 20120037890
- Publication date Feb 16, 2012
- Mitsui Chemicals, Inc.
- Fumio Okuda
- C07 - ORGANIC CHEMISTRY