Kajimoto; Nobuyuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kajimoto; Nobuyuki.The latest application filed is for "plastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur-containing urethane resin lens and lens prepared thereby".

Company Profile

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Kajimoto; Nobuyuki - Kanagawa-ken JP
Kajimoto; Nobuyuki - Yokohama JP
Kajimoto; Nobuyuki - Kanagawa JP
Kajimoto; Nobuyuki - Ohmuta JP
Kajimoto; Nobuyuki - Omuta JP
Kajimoto; Nobuyuki - Fukuoka 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
Plastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur-containing urethane resin lens and lens prepared thereby Grant 5,753,730 - Nagata , et al. May 19, 1	1998-05-19
Plastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur containing urethane resin lens and lens prepared thereby Grant 5,594,088 - Nagata , et al. January 14, 1	1997-01-14
Highly-refractive plastic lens and process for making the lens Grant 5,126,388 - Nagata , et al. * June 30, 1	1992-06-30
Resin for plastic lens having high-refractive index, lens comprising the resin, and method for preparation of the lens Grant 5,021,503 - Nagata , et al. June 4, 1	1991-06-04
Polyurethane base lens resin, plastic lens comprising the resin and preparation method of the lens Grant 4,929,707 - Nagata , et al. May 29, 1	1990-05-29
Process for producing diphenylamines or N,N'-diphenylphenylenediamines Grant 4,871,875 - Nagata , et al. * October 3, 1	1989-10-03
High-refractivity plastic lens resin formed from a polyisocyanate and a polythiol Grant 4,791,185 - Kanemura , et al. December 13, 1	1988-12-13
High-refractivity plastic lens resin formed by reacting at least one polyisocyanate with at least one polythiol Grant 4,775,733 - Kanemura , et al. October 4, 1	1988-10-04
S-alkyl thiocarbamate base lens resin Grant 4,689,387 - Kajimoto , et al. August 25, 1	1987-08-25
Sulfur-containing polyurethane base lens resin Grant 4,680,369 - Kajimoto , et al. July 14, 1	1987-07-14
Process for producing 1,3-dimethyl-2-imidazolidinone Grant 4,668,793 - Nagata , et al. May 26, 1	1987-05-26

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