1
Eiichi Masuhara, Shigeo Komiya, Takeyuki Sawamoto, Shusuke Kimura, Koji Ozeki, Kensuke Nakajima, Kiyomi Sanbonmatsu, Noboru Nishiyama: Method and apparatus for continuous hardening of light-curing resins. Japan Institute of Advanced Dentistry, Armstrong Nikaido Marmelstein Kubovcik & Murray, August 4, 1992: US05135686 (56 worldwide citation)

A method to continuousky harden light-curable resins, by irradiating at least one shaped article made of a light-curable resin by continuously moving the article past a multiplicity of light sources while changing the flux of the irradiated light in multiple steps corresponding to the moving positio ...


2
Niro Tarumi, Makoto Tsuchiya, Shigeo Komiya, Eiichi Masuhara: Highly refractive copolymer of an ethylinically unsaturated alkylene oxide of bis-phenol-A and an ethylinically unsaturated aromatic compound for lens and a lens prepared therefrom. Hoya Lens Corporation, Norbert P Holler, Anthony Lagani Jr, December 22, 1981: US04306780 (42 worldwide citation)

The present invention relates to a copolymer for high refractive lens having a refractive index equal to or higher than 1.55, obtained by copolymerization of one or more of the first monomer component having the formula (I) ##STR1## wherein R.sub.1 signifies hydrogen atom or methyl radical, R.sub.2 ...


3
Shigeo Komiya: Method of producing aqueous polymer emulsion with improved stability. Japan Exlan Company, Wenderoth Lind & Ponack, April 29, 1980: US04200563 (29 worldwide citation)

In producing an aqueous emulsion containing substantially no emulsifier, an aqueous polymer emulsion remarkably elevated in chemical stability is obtained by copolymerizing a specific amount of a particular vinyl monomer containing polyoxyethylene units as an indispensable copolymerization component ...


4
Eiichi Masuhara, Shigeo Komiya, Takeyuki Sawamoto, Shusuke Kimura, Koji Ozeki, Kensuke Nakajima, Kiyomi Sanbonmatsu, Noboru Nishiyama: Method and apparatus for continuous hardening of visible light-curing resins. Japan Institute of Advanced Dentistry, Armstrong Nikaido Marmelstein Kubovcik & Murray, August 4, 1992: US05135685 (24 worldwide citation)

A method and apparatus to continuously harden articles made of visible light-curable resins, including continuously moving the articles to be hardened relative to a multiplicity of sources of visible light which are independently controllable to be able to vary the radiation to which the articles is ...


5
Eiichi Masuhara, Shigeo Komiya: Process for adhesion of orthodontic bracket. Japan Institute of Advanced Dentistry, Nixon & Vanderhye, February 2, 1993: US05183403 (24 worldwide citation)

Disclosed herein are an orthodontic bracket which comprises a photopolymerization-type adhesive layered and fixed on a back surface portion of a bracket main body made of a light-transmitting material, a kit which comprises the bracket hermetically sealed in a light-shielding container, and a proces ...


6
Niro Tarumi, Shigeo Komiya, Mitsuo Sugimura: Lens having a high refractive index with a low dispersion. Hoya Lens Corporation, Sprung Horn Kramer & Woods, July 12, 1983: US04393184 (20 worldwide citation)

A lens having a high refractive index with a low dispersion produced by copolymerizing a polyfunctional allyl monomer with at least one monomer selected from the group represented by the general formula A: ##STR1## X: H, CH.sub.3, Cl Y: H, CH.sub.3, C.sub.2 H.sub.5, n-C.sub.3 H.sub.7, iso-C.sub.3 H. ...


7
Eiichi Masuhara, Shigeo Komiya, Shin Makino: Method for light curing of dental light-curing resins. Japan Institute of Advanced Dentistry, Nixon & Vanderhye, April 14, 1992: US05104591 (19 worldwide citation)

Dental light-curing resins are cured with light and under pressure by placing the uncured resin on a cast or mold or dental appliance to be prepared then covered with a transparent or translucent flexible membrane or sheet. In a chamber gas pressure is applied to the sheet and, in turn, to all parts ...


8
Tetsuro Izumitani, Niro Tarumi, Shigeo Komiya, Takeyuki Sawamoto: High-hydration contact lens. Hoya Corporation, Cushman Darby & Cushman, November 25, 1986: US04625009 (13 worldwide citation)

A high-hydration contact lens having a high strength is disclosed which is made of a copolymer composed of (i) 40 to 90 wt. % of N,N-dimethyl acrylamide, (ii) 5 to 50 wt. % of a hydrophobic monomer, (iii) 0.1 to 10 wt. % of an unsaturated carboxylic acid having one ethylenically unsaturated bond, an ...


9
Eiichi Masuhara, Shigeo Komiya, Takeyuki Sawamoto: Photosetting resin for making strong, tough resin articles. Japan Institute of Advanced Dentistry, Nixon & Vanderhye, May 3, 1994: US05308886 (12 worldwide citation)

A photosetting resin comprising a liquid monomer composition and a photopolymerization initiator, the monomer composition containing a compound represented by the following formula (1) and a compound represented by the following formula (2) in a weight ratio within the range from 97:3 to 50:50: ##ST ...


10
Eiichi Masuhara, Shigeo Komiya, Kiyomi Sanbonmatsu: Bracket for orthodontics. Japan Institute of Advanced Dentistry, Armstrong Nikaido Marmelstein Kubovcik & Murray, September 15, 1992: US05147202 (10 worldwide citation)

A bracket for orthodontics having a bracket body made of a composite resin material and a thin layer of a synthetic resin material in a dental adhesive. The synthetic resin layer is laminated on the base surface of the bracket body in such a manner that the composite resin material of the bracket bo ...