Imafuku; Masayuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Imafuku; Masayuki.The latest application filed is for "air filter, method of manufacturing air filter, local facility, clean room, treating agent, and method of manufacturing filter medium".

Company Profile

0.6.2

Imafuku; Masayuki - Tokyo 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
Air filter, method of manufacturing air filter, local facility, clean room, treating agent, and method of manufacturing filter medium Grant 6,929,985 - Kobayashi , et al. August 16, 2	2005-08-16
Wet sealing materials and building components useful for clean rooms and local facilities Grant 6,613,835 - Kobayashi , et al. September 2, 2	2003-09-02
Air filter, method of manufacturing air filter, local facility, clean room, treating agent, and method of manufacturing filter medium App 20030000187 - Kobayashi, Sadao ; et al.	2003-01-02
Air filter Grant 6,471,740 - Kobayashi , et al. October 29, 2	2002-10-29
Air filter, local facility, and clean room Grant 6,293,982 - Kobayashi , et al. September 25, 2	2001-09-25
Air filter, method of manufacturing air filter, local facility, clean room, treating agent, and method of manufacturing filter medium App 20010000375 - Kobayashi, Sadao ; et al.	2001-04-26
Air filter for clean room Grant 6,106,586 - Kobayashi , et al. August 22, 2	2000-08-22
Air filter for clean room Grant 5,997,598 - Kobayashi , et al. December 7, 1	1999-12-07

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