Chujo; Kazumi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chujo; Kazumi.The latest application filed is for "metal containing waste water treatment method and metal containing waste water treatment equipment".

Company Profile

0.5.6

Chujo; Kazumi - Ayauta-gun JP
Chujo; Kazumi - Kagawa-ken JP
Chujo; Kazumi - Ayouta-gun JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Metal containing waste water treatment method and metal containing waste water treatment equipment Grant 7,294,268 - Yamasaki , et al. November 13, 2	2007-11-13
Metal containing waste water treatment method and metal containing waste water treatment equipment Grant 6,896,800 - Yamasaki , et al. May 24, 2	2005-05-24
Wastewater treatment method and apparatus Grant 6,824,684 - Yamasaki , et al. November 30, 2	2004-11-30
Metal containing waste water treatment method and metal containing waste water treatment equipment App 20040188348 - Yamasaki, Kazuyuki ; et al.	2004-09-30
System for waste water treatment capable of saving energy and reducing suspended solids Grant 6,776,903 - Yamasaki , et al. August 17, 2	2004-08-17
Method and apparatus for neutralizing alkaline wastewater without using mineral acids Grant 6,743,353 - Yamasaki , et al. June 1, 2	2004-06-01
Wastewater treatment method and apparatus App 20030085172 - Yamasaki, Kazuyuki ; et al.	2003-05-08
Metal containing waste water treatment method and metal containing waste water treatment equipment App 20020158014 - Yamasaki, Kazuyuki ; et al.	2002-10-31
Waste water treatment method and apparatus App 20020144940 - Yamasaki, Kazuyuki ; et al.	2002-10-10
System and method for waste water treatment capable of saving energy and reducing suspended solids App 20020100730 - Yamasaki, Kazuyuki ; et al.	2002-08-01
Method and apparatus for neutralizing alkaline wastewater without using mineral acids App 20020084219 - Yamasaki, Kazuyuki ; et al.	2002-07-04

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