Tagawa; Hirotaka

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tagawa; Hirotaka.The latest application filed is for "gas supply device, interior air adjustment device, and container refrigeration device".

Company Profile

3.17.14

Tagawa; Hirotaka - Osaka JP
TAGAWA; Hirotaka - Osaka-shi Osaka
Tagawa; Hirotaka - Yokohama JP
TAGAWA; Hirotaka - Yokohama-shi JP
Tagawa; Hirotaka - Kanagawa 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
Gas supply device, device for controlling inside air, and refrigeration device for container Grant 11,137,191 - Tagawa , et al. October 5, 2	2021-10-05
Gas supply device, interior air adjustment device, and container refrigeration device Grant 11,051,525 - Tagawa , et al. July 6, 2	2021-07-06
Gas Supply Device, Interior Air Adjustment Device, And Container Refrigeration Device App 20200260749 - TAGAWA; Hirotaka ; et al.	2020-08-20
Filter Unit, Gas Supply Device, Inside Air Conditioner, And Cooling Device For Container App 20200229454 - TAGAWA; Hirotaka ; et al.	2020-07-23
Gas Supply Device, Device For Controlling Inside Air, And Refrigeration Device For Container App 20200132355 - TAGAWA; Hirotaka ; et al.	2020-04-30
Conductive polymer material, method for producing conductive polymer material, and image forming device member Grant 9,561,502 - Nakajima , et al. February 7, 2	2017-02-07
Conductive roller and manufacturing method thereof Grant 9,535,354 - Tagawa , et al. January 3, 2	2017-01-03
Conductive Polymer Material, Method For Producing Conductive Polymer Material, And Image Forming Device Member App 20150352542 - NAKAJIMA; Tadashi ; et al.	2015-12-10
Developing roller Grant 9,201,337 - Tagawa , et al. December 1, 2	2015-12-01
Electrically conductive roller Grant 8,932,194 - Tagawa , et al. January 13, 2	2015-01-13
Developing Roller App 20140126935 - Tagawa; Hirotaka ; et al.	2014-05-08
Electrifying roller Grant 8,711,543 - Takano , et al. April 29, 2	2014-04-29
Electrifying roller Grant 8,642,148 - Egashira , et al. February 4, 2	2014-02-04
Developing roller and imaging apparatus comprising the same Grant 8,550,968 - Sugimura , et al. October 8, 2	2013-10-08
Developing roller comprising surface layer containing water-dispersible silica and/or aqueous silicone acrylic graft polymer Grant 8,401,444 - Sugimura , et al. March 19, 2	2013-03-19
Conductive Roller And Manufacturing Method Thereof App 20120316045 - Tagawa; Hirotaka ; et al.	2012-12-13
Electrifying Roller App 20120129666 - Egashira; Izumi ; et al.	2012-05-24
Electrifying Roller App 20110249372 - Takano; Junichi ; et al.	2011-10-13
Method For Manufacturing Electrifying Roller And Electrifying Roller Manufactured By The Method App 20110206414 - Tagawa; Hirotaka ; et al.	2011-08-25
Electrically Conductive Roller App 20110124478 - Tagawa; Hirotaka ; et al.	2011-05-26
Development Roller App 20100189473 - Sugimura; Takayuki ; et al.	2010-07-29
Developing roller and imaging apparatus comprising the same App 20070111874 - Sugimura; Takayuki ; et al.	2007-05-17
Conductive roller and image forming apparatus comprising the same App 20070037680 - Tagawa; Hirotaka ; et al.	2007-02-15

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