Haruru Watatsu

Follow

Person

Okayama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Regeneration method of etching solution, an etching method and an e...
- Patent number 7,964,108
- Issue date Jun 21, 2011
- Apprecia Technology Inc.
- Nobuhiko Izuta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Equipment and method for measuring silicon concentration in phospho...
- Patent number 7,713,478
- Issue date May 11, 2010
- Apprecia Technology Inc.
- Haruru Watatsu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Regeneration method of etching solution, an etching method and an e...
- Publication number 20080087645
- Publication date Apr 17, 2008
- m . FSI LTD.
- Nobuhiko Izuta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Equipment and method for measuring silicon concentration in phospho...
- Publication number 20060263251
- Publication date Nov 23, 2006
- m-FSI LTD.
- Haruru Watatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cleaning process for substrate surface
- Publication number 20010053585
- Publication date Dec 20, 2001
- m-FSI LTD.
- Satoshi Kikuchi
- H01 - BASIC ELECTRIC ELEMENTS