Rodel Inc. was founded in Newark, Delaware, USA.

Rodel Nitta was founded by the investment between Nitta Corporation and Rodel Inc.

Started distribution of Nalco slurry(via Rodel Inc.) and Rodel Suba™ series pad.

Started TA production

By the technology introduction, production of polishing pad, Suba™ Pad started

Production of MH™ series pad started using our proprietary technology

Rodel Inc. started to supply polishing system to CMP field

Production of backing material R300 series started with our proprietary technology.

Started to supply polishing system to the device maker in Japan

Rodel Inc. was registered for ISO 9001

By the technology introduction, constructed the slurry production plant(mainly CMP slurries) in Mie

Mie plant completed

Started the production of slurries for CMP field

Rodel Nitta was registered for ISO 9001

Started the production of pads(IC1000™) for CMP field

Rodel Particles, Inc. was founded

Rodel Nitta was registered for ISO 14001 Started the production of Nanopure™ series polishing slurries

The company name has been changed to Nitta Haas Incorporated

Started to supply VisionPad™ series polishing pads which are DuPont’s product

Kyoto plant completed

Moved from Nara plant to Kyoto plant

Tokyo branch (Nitta Building) remodeled

Started to supply Ikonic™ series polishing pads which are DuPont’s product

Yuzaki plant transferred to Kyoto plant

Started to supply Novaplane™ series polishing slurries which are DuPont’s product

The company name has been changed to NITTA DuPont Incorporated

Merged Rodel Particles, Inc.

Opened Kumamoto Office