Iwamoto; Ryohei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Iwamoto; Ryohei.The latest application filed is for "method for producing cyanoacetic acid, method for producing cyanoacetic acid derivative and method for producing metal containing compound".

Company Profile

0.8.15

Iwamoto; Ryohei - Tokyo JP
Iwamoto; Ryohei - Hachioji-shi JP
Iwamoto; Ryohei - Hachioji 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
Copper complex compound and electrophotographic toner containing the same Grant 8,729,285 - Daifuku , et al. May 20, 2	2014-05-20
Method For Producing Cyanoacetic Acid, Method For Producing Cyanoacetic Acid Derivative And Method For Producing Metal Containing Compound App 20130253213 - IKEMIZU; Dai ; et al.	2013-09-26
Toner For Electrophotography And Image-forming Method App 20130157191 - Ookubo; Kimihiko ; et al.	2013-06-20
Electrophotographic toner Grant 8,329,368 - Daifuku , et al. December 11, 2	2012-12-11
Pyrazolotriazole compound and electrophotographic toner Grant 8,269,018 - Ookubo , et al. September 18, 2	2012-09-18
Toner For Electrophotography And Toner Set App 20120208119 - Iwamoto; Ryohei ; et al.	2012-08-16
Pyrazolotriazole Compound And Electrophotographic Toner App 20110300481 - OOKUBO; Kimihiko ; et al.	2011-12-08
Copper Complex Compound And Electrophotographic Toner Containing The Same App 20110152556 - DAIFUKU; Koji ; et al.	2011-06-23
Copper complex compound and electrophotographic toner containing the same Grant 7,943,279 - Daifuku , et al. May 17, 2	2011-05-17
Optical Film, Polarizing Plate, Liquid Crystal Display And Ultraviolet Absorbing Polymer App 20100103352 - Suzuki; Takayuki ; et al.	2010-04-29
Ultraviolet Absorbing Polymer, Cellulose Ester Optical Film, Method Of Producing Cellulose Ester Optical Film, Polarizing Plate And Liquid Crystal Display App 20100104775 - Suzuki; Takayuki ; et al.	2010-04-29
Copper Complex Compound And Electrophotographic Toner Containing The Same App 20090233208 - DAIFUKU; Koji ; et al.	2009-09-17
Pyrazolotriazole Compound And Electrophotographic Toner App 20090233207 - OOKUBO; Kimihiko ; et al.	2009-09-17
Electrophotographic Toner App 20090233209 - Daifuku; Koji ; et al.	2009-09-17
Silver salt photothermographic dry imaging material Grant 7,202,018 - Nakamura , et al. April 10, 2	2007-04-10
Photothermographic material Grant 6,800,431 - Miura , et al. October 5, 2	2004-10-05
Silver salt photothermographic dry imaging material App 20040063050 - Nakamura, Kazuaki ; et al.	2004-04-01
Silver salt photothermographic imaging material, and image recording method and image forming method by the use thereof Grant 6,699,649 - Nishijima , et al. March 2, 2	2004-03-02
Photothermographic material App 20030219686 - Miura, Norio ; et al.	2003-11-27
Silver salt photothermographic imaging material, and image recording method and image forming method by theuse thereof App 20030194658 - Nishijima, Ayumu ; et al.	2003-10-16

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