Kenji Nakahara

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Himeji-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for recovery of subliming substance
- Patent number 6,818,044
- Issue date Nov 16, 2004
- Nippon Shokubai Co., Ltd.
- Kenji Nakahara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for collecting reversely subliming substance and apparatus t...
- Patent number 6,638,345
- Issue date Oct 28, 2003
- Nippon Shokubai Co., Ltd.
- Tsukasa Takahashi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method for production of pyromellitic dianhydride
- Patent number 6,576,773
- Issue date Jun 10, 2003
- Nippon Shokubai Co., Ltd.
- Kenji Nakahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Storing device for easily polymerizable and coagulating liquid subs...
- Patent number 6,568,415
- Issue date May 27, 2003
- Nippon Shokubai Co., Ltd.
- Kenji Nakahara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Method for production of pyromellitic dianhydride
- Publication number 20020169330
- Publication date Nov 14, 2002
- Kenji Nakahara
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for collecting reversely subliming substance and apparatus t...
- Publication number 20020053288
- Publication date May 9, 2002
- Tsukasa Takahashi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Storing device for easily polymerizable and coagulating liquid subs...
- Publication number 20020014265
- Publication date Feb 7, 2002
- Kenji Nakahara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...