Umehara; Shigeru

Patent Applications and Registrations

Patent applications and USPTO patent grants for Umehara; Shigeru.The latest application filed is for "droplet ejection head and droplet ejection apparatus".

Company Profile

0.8.7

Umehara; Shigeru - Kanagawa JP
Umehara; Shigeru - Tokyo JP
Umehara; Shigeru - Niigata JP
Umehara; Shigeru - Ebina JP
Umehara; Shigeru - Kariya 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
Droplet ejection head and droplet ejection apparatus App 20070165069 - Notsu; Katsuhiro ; et al.	2007-07-19
Liquid droplet discharge head and method of manufacturing the liquid droplet discharge head App 20060214996 - Matsuzaki; Hirokazu ; et al.	2006-09-28
Ink jet recording head and method for manufacturing the same Grant 6,942,815 - Umehara September 13, 2	2005-09-13
Inkjet recording head and method for manufacturing the same Grant 6,931,702 - Mitsuhashi , et al. August 23, 2	2005-08-23
Ink jet recording head and method for manufacturing the same Grant 6,878,298 - Umehara April 12, 2	2005-04-12
Inkjet recording head and inkjet recording device Grant 6,783,207 - Seto , et al. August 31, 2	2004-08-31
Inkjet recording head and inkjet recording device Grant 6,779,871 - Seto , et al. August 24, 2	2004-08-24
Inkjet recording head and method for manufacturing the same App 20040104977 - Mitsuhashi, Masashige ; et al.	2004-06-03
Ink jet recording head and method for manufacturing the same App 20040055996 - Umehara, Shigeru	2004-03-25
Inkjet recording head and method for manufacturing the same Grant 6,688,732 - Mitsuhashi , et al. February 10, 2	2004-02-10
Ink jet recording head, method for manufacturing the same and ink jet recording apparatus App 20030081079 - Mitsuhashi, Masashige ; et al.	2003-05-01
Inkjet recording head and method for manufacturing the same App 20020175975 - Mitsuhashi, Masashige ; et al.	2002-11-28
Ink jet recording head and method for manufacturing the same App 20020042993 - Umehara, Shigeru	2002-04-18
Ink jet recording head and method for manufacturing the same Grant 6,334,671 - Umehara January 1, 2	2002-01-01
Operation control system for automated guide vehicles Grant 5,091,855 - Umehara , et al. February 25, 1	1992-02-25

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