Matsumura; Tamotsu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Matsumura; Tamotsu.The latest application filed is for "decorative jewel and method for cutting decorative jewel".

Company Profile

0.5.9

Matsumura; Tamotsu - Ayase JP
Matsumura; Tamotsu - Kanagawa JP
Matsumura; Tamotsu - Ayase-shi JP
Matsumura; Tamotsu - Avase 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
Diamond having two-stage pavilion Grant 8,215,127 - Matsumura , et al. July 10, 2	2012-07-10
Decorative Jewel And Method For Cutting Decorative Jewel App 20110239705 - Matsumura; Tamotsu ; et al.	2011-10-06
Ornamental Diamond Having Two-stage Pavilion App 20110016918 - Matsumura; Tamotsu ; et al.	2011-01-27
Ornamental Diamond Having Two-stage Pavilion App 20100282234 - Matsumura; Tamotsu ; et al.	2010-11-11
Oval-cut diamond App 20070186585 - Matsumura; Tamotsu ; et al.	2007-08-16
Oval-cut diamond App 20070186586 - Matsumura; Tamotsu ; et al.	2007-08-16
Cut design of diamonds providing plenty of visual-perceptible reflection for ornamental use and observation method thereof Grant 7,249,471 - Kawabuchi , et al. July 31, 2	2007-07-31
Cut design of diamonds providing plenty of visual-perceptible reflection for ornamental use and observation method thereof Grant 7,225,641 - Kawabuchi , et al. June 5, 2	2007-06-05
Cut design of diamonds providing plenty of visual-perceptible reflection for ornamental use and observation method thereof App 20050166635 - Kawabuchi, Yoshinori ; et al.	2005-08-04
Rectangular brilliant-cut diamond Grant 6,818,280 - Matsumura , et al. November 16, 2	2004-11-16
Rectangular brilliant-cut diamond App 20040086691 - Matsumura, Tamotsu ; et al.	2004-05-06
Cut design of diamond for ornamental use Grant 6,694,778 - Kawabuchi , et al. February 24, 2	2004-02-24
Cut design of diamonds providing plenty of visual-perceptible reflection for ornamental use and observation method thereof App 20030154741 - Kawabuchi, Yoshinori ; et al.	2003-08-21
Cut design of diamond for ornamental use App 20020043078 - Kawabuchi, Yoshinori ; et al.	2002-04-18

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