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Tokan Kogyo Co., Ltd. Patents
Assignee:
Tokan Kogyo Co., Ltd.
Address:
Tokyo, JP
No. of patents:
14
Patents:












Patent Number Title Of Patent Date Issued
D590650 Swizzle stick April 21, 2009
8286824 Heat insulated container October 16, 2012
An insulating container includes a container main body and an exterior sleeve to be fit onto the container main body. The exterior sleeve includes a slit forming section including a group of slits formed on the exterior sleeve. An inside wall surface of the exterior sleeve is provide
8235232 Cap and covered container August 7, 2012
Provided are a cap capable of being easily and reliably opened and unsealed not limited in design even if an inner cap with a small diameter is used for the cap, producing no refuse after the unsealing, and not unnecessarily large in size, and a container with the cap. When an over c
5791521 Liquid dispensing bag and quantitative chamber forming jig for liquid dispensing device August 11, 1998
A liquid dispensing bag includes a bag body portion having a surface wall and a back wall formed of a flexible material having high gas barrier properties, and an elongated spout portion in which the surface wall and said back wall are projected in an elongated manner from a lower portio
4605142 Synthetic resin vessel and heat sealed lid August 12, 1986
A synthetic resin vessel composed of a sheet of a synthetic resin and having a top opening, wherein: a flange is formed integrally with and along the edge portion of the opening; a continuous ridge protuberance is formed on and along the top face of the flange; and a lid is heat-sealed
4476080 Method and apparatus for producing a multi-layer laminated resin film October 9, 1984
A multi-layer laminated resin film comprising top and bottom outer laminates of sandwich structure each including a layer of reclaimed synthetic resin mixture entirely surrounded by a second fresh resin layer and an inner layer interposed between and secured to the inside surface of
4410602 Multi-layer laminated resin film October 18, 1983
A multi-layer laminated resin film comprising top and bottom outer laminates of sandwich structure each including a layer of reclaimed synthetic resin mixture entirely surrounded by a second fresh resin layer and an inner layer interposed between and secured to the inside surface of
4408697 Opening means having cutting guide October 11, 1983
A container for holding an article such as food comprises a container main body and a lid. The lid has a laminate structure of an aluminum foil layer exposed upon an outer surface of the lid and a synthetic resin film layer exposed upon an inner surface of the lid. Cutting means is provi
4325905 Method for producing a double-walled paper container April 20, 1982
A double-walled paper container produced by placing a preformed paper container in a shaping die set cavity of a vacuum draw shaping apparatus, positioning a single piece of synthetic resin film or sheet on the top of said paper container, holding the film at the peripheral edge thereof,
4309952 Process for making a container cover member having synthetic resin openable portion January 12, 1982
The process for producing a container cover member by stamping a sheet of material stock to form a plurality of through bores, injection molding a closure member in each through bore and subjecting each through bore to a second stamping to form a handle in a portion of the closure member
4244491 Container cover member having synthetic resin openable portion January 13, 1981
A container cover member comprising a cover sheet formed of paper or thermoplastic synthetic resin having an opening of a desired size and shape in a predetermined position and over said opening a closure member having a pull tab or handle formed of thermoplastic resin which is compa
4236953 Process for producing thermoplastic multi-walled pipes December 2, 1980
Thermoplastic multi-walled pipe which has at least two tubular members different in inside diameter and concentrically arranged, these tubular members being spaced and supported by a plurality of ribs so as to provide hollow portions therebetween. The bond strength between the inner end
4157194 Thermoplastic multi-walled pipes June 5, 1979
Thermoplastic multi-walled pipe which has at least two tubular members different in inside diameter and concentrically arranged, these tubular members being spaced and supported by a plurality of ribs so as to provide hollow portions therebetween. The bond strength between the inner end
4155481 Container cover member having synthetic resin openable portion and method for making the same May 22, 1979
A container formed of paper or thermoplastic synthetic resin and having a cover member which comprises a cover sheet having an openable portion defined by weakened means such as a series of slots, slits or perforations, said slots, slits or perforations being covered by a continuous

 
 
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