Masahiko Iijima

Follow

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing hydrotreating catalyst
- Patent number 6,576,584
- Issue date Jun 10, 2003
- Tonen Corporation
- Masahiko Iijima
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Hydrotreating catalyst for hydrotreating hydrocarbon oils
- Patent number 6,436,870
- Issue date Aug 20, 2002
- Tonen Corporation
- Masahiko Iijima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydrotreating catalyst and processes for hydrotreating hydrocarbon...
- Patent number 6,267,874
- Issue date Jul 31, 2001
- TonenGeneral Sekiyu K.K.
- Masahiko Iijima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Hydrogen Permeable Film, and Fuel Battery Using the Same
- Publication number 20090155657
- Publication date Jun 18, 2009
- Osamu Mizuno
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Version with markings to show changes made
- Publication number 20020112991
- Publication date Aug 22, 2002
- Masahiko Iijima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL