U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Did You Know...

...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Assignee: Yoshida Kogyo K.K.


Location: Tokyo, JP
No. of patents: 992

1                      
NumberTitleIssue Date
6052875Buckle assembly
A buckle assembly comprises a plug member and a socket member releasably engageable therewith, the plug member having a pair of spaced resilient arms with engaging grooves and the socket member having engaging ridges formed in its upper and lower surfaces...
04/25/2000
6027586Forming process of amorphous alloy material
Disclosed herein is a process for forming an amorphous alloy material capable of showing glass transition, which comprises holding the material between frames arranged in combination; and heating the material at a temperature between its glass transition ...
02/22/2000
5746880Tape cassette and automatic attaching apparatus for heat-fusible tape pieces
In an automatic heat-fusible tape pieces attaching apparatus, a plurality of tape cassettes, each including a reel support part rotatably supporting a tape reel and a tape guide part defining a tape guide path extending from the reel support part in a dir...
05/05/1998
5648174Highly hard thin film and method for production thereof
A hard thin film having fine crystalline ceramic particles dispersed in a metallic matrix phase is disclosed. The production of the film is effected by first depositing a substantially amorphous film on a substrate and then heat-treating the deposited fil...
07/15/1997
5599756Sintered high-toughness alumina-based composite body
A sintered high-toughness alumina-based composite body consisting essentially of a plate- or rod-shaped corundum or alumina-based compound structure, a fine granular corundum structure, and inevitable impurities....
02/04/1997
5561206Electrochromic copolymers including vinyl alcohol or vinyl acetate units
Disclosed is a copolymer represented by the following general formula (1): ##STR1## wherein R1 represents a group based on a polymer or a copolymer possessing electroconductivity and inducing coloration or discoloration on being oxidized o...
10/01/1996
5544387Curtain attachment connector assembly and curtain attachment connector
A molded curtain attachment connector for connecting a curtain hanger member and the top edge of a curtain includes a fastener member having a fastener surface releasably engageable with the fastener surface of a surface-type separable fastener member att...
08/13/1996
5545443Method for producing a transparent conductive ZnO film by incorporating a boron or aluminum containing material
The formation of a transparent conductive ZnO film on a substrate in accordance with the chemical vapor deposition process is accomplished herein by a method characterized by feeding purified water and an organic metal material for Zn as separately entrai...
08/13/1996
5533240Lock fastener
A lock fastener for bags or other receptacles (B) comprises a plug member and a socket member releasably engageable therewith, the plug member having an engaging tongue which is resiliently lockable with the socket member and unlockable therefrom by a mea...
07/09/1996
5520983Outerlining fabric for curtain and curtain attachment structure using the same
An outerlining fabric woven of warp threads and a weft thread and including at least two fastener portions composed of a male or a female member of a surface-type separable fastener, and a mesh portion of a predetermined width disposed between the fastene...
05/28/1996
5518522Deformed ultra fine grains and process for producing same in bulk
A deformed ultra fine grain is comprised of a spherical body and a tail-like projection projecting from the surface of the spherical body. The tail-like projection exhibits a separating effect on the adjacent deformed ultra fine grains and therefore, aggr...
05/21/1996
5509181Fitting for ball chains
An attachment fitting in which several sets of ball chains can be arranged and the attachment is possible over the entire length of the attachment fitting main body. Also, the strength of the main body is improved. A tubular main body has an opening on one end...
04/23/1996
5500276Slide fastener made of synthetic resin
A slide fastener of synthetic resin which has regularly spaced elements formed and fixed to the edge of fastener tape by the injection molding of the molten mass of the synthetic resin is disclosed. The fastener tape is formed of polyethylene terephthalat...
03/19/1996
5499432Fastening device
A fastening device for fastening a web-like material to a bag or like garment article comprises a connecting member, a link rotatable relative thereto, a cylindrical retaining member fitted rotatably over the connecting member and having a retaining bar, ...
03/19/1996
5495655Method and apparatus for forming slide-fastener coupling element
A method and apparatus for forming a slide-fastener coupling element from a metal wire having a substantially Y-shaped cross section wherein a blank piece is cut or sliced off from the metal wire by a co-action between a cutoff die and a cutoff punch, and...
03/05/1996
5494275Cloth piece supply apparatus and method
A cloth pick-up apparatus is used which comprises pressing mechanism for a pressing one end of the top cloth piece from the upper side, a catch roller having on a part of its circumferential surface catch needles and movable toward and away from the other...
02/27/1996
5474246Apparatus for continuously treating a tape-like article
In an apparatus for continuously treating a tape-like article with various treatments while the tape-like article is introduced to one turning portion side of two or more endless belts, which are arranged along the circumference of revolution of a rotary ...
12/12/1995
5472652Method of continuously reinforcing slide fastener tape ends having separable bottom stop assembly
As a pair of fastener tapes is supplied through a molding machine and then through a fiber hardening agent applying and impregnating unit, a predetermined length of coupling element rows are molded on and along confronting beaded edges of the fastener tap...
12/05/1995
5472079Method and apparatus for controlling the drive of self-excited vibrating parts feeder
A drive control method for a self-excited vibrating parts feeder which includes a parts feeder unit and a drive power supply for supplying an electric power of a desired frequency to an electromagnetic vibration generating unit to exert vibrations to the ...
12/05/1995
5471716Buckle
A buckle having a male coupling member for attaching to one article and a female coupling member for attaching to another article. The male coupling member includes an article-attaching frame having a pair of side bars, an article-attaching bar joined at ...
12/05/1995
5470516Method of molding a separable bottom stop assembly on a concealed slide fastener
A method of molding a separable bottom stop assembly on a concealed slide fastener, including: forming a number of space portions devoid of fastener elements at predetermined intervals in a concealed slide fastener; impregnating molten synthetic resin in ...
11/28/1995
5469605Slide fastener
A slide fastener which permits easy attachment of electric conductors and ensures supply of electric current to all metallic coupling elements even if a part of the electric conductors is cut off. And it has a neat appearance because the electric conducto...
11/28/1995
5467630Method for working terminal part of material for vertical suspension type surface treatment
A method for working terminal parts of materials subjected to vertical suspension type surface treatment thereby forming in the terminal parts such hook engaging parts as to be engaged with nipping devices of a carrier bar serving to convey the materials ...
11/21/1995
5467509Hook-and-eye fastener
A hook-and-eye fastener comprises fastener members including a hook and an eye, each member having a pair of engaging prongs projecting substantially perpendicularly therefrom, and retainers adapted severally to immobilize the fastener members and intende...
11/21/1995
5468697Composite ultrafine particles of aluminum nitride and rare earth nitride, method for production and sintered article thereof
Ultrafine particles of aluminum nitride having a morphologically anisotropic structure of columns, plates, or whiskers such that the ratio of thickness or width to length or the ratio of thickness to width or length of particle is not less than 1 are prod...
11/21/1995
5462775Method of producing hard multilayer film formed material
A hard multilayer film structure comprises a titanium-containing compound layer possessing high wear resistance deposited on a substrate and a silicon-containing hard carbon layer possessing self-lubricating properties, high wear resistance and high resis...
10/31/1995
5462154Slat for transporting device for extruded articles of aluminum or aluminum alloy
A slat for a transporting device for an extruded article of aluminum or an aluminum alloy in which only a worn-out portion of a heat-resistant member may be exchanged easily. The slat includes an elongated base member secured to the transporting device fo...
10/31/1995
5457856Integrally molded surface fastener
An integrally molded surface fastener which promotes high manufacturing efficiency, assures easy stock control and easy attachment in the shipment, and provides high engaging strength and stable form without deterioration of engaging and holding force eve...
10/17/1995
5458700High-strength aluminum alloy
A high-strength aluminum alloy consisting of an amorphous phase containing quasicrystals constituted of aluminum as the principal element, a first additive element consisting of at least one rare earth element and a second additive element consisting of a...
10/17/1995
5454250Method for controlling die-retaining force of extruder
A method and apparatus for controlling the die-retaining force of an extruder is disclosed. In the operation of an extruder adapted to retain a die with a container actuated by a container cylinder and effect extrusion of a billet readied for use in the c...
10/03/1995
5454285Apparatus for finishing slide fasteners
An improved apparatus for finishing slide fasteners by cutting off an elongate slide fastener chain across longitudinally spaced element-free spaces is provided wherein a slider arresting mechanism is disposed between a cutting mechanism and a feed mechan...
10/03/1995
5454404Weave structure for preventing woven tape selvedge from fraying
A woven structure for preventing selvedges of a woven tape with a back surface covered by a coating of synthetic resin from fraying, wherein at least the cut portion of the woven tape, which is obtained by cutting a large-width woven fabric longitudinally...
10/03/1995
5454140Cord locking device
A cord locking device of this invention comprises a casing having openings respectively at opposite ends and a longitudinal aperture in a front plate, and a slide adapted to be inserted in the casing. The slide has a pair of resilient grip portions extend...
10/03/1995
5452756Cooling method of continous casting
A cooling mold having first and second water cooling jackets which are provided inside the mold, a primary cooling water jetting mouth which is located at a distance of 15 to 40 mm from a meniscus of the molten metal, and a secondary cooling water jetting...
09/26/1995
5451082Lock fastener
A lock fastener for attachment to a bag or the like comprises a socket member and a plug member releasably engageable therewith. A slide member has resilient means for supporting the slide member resiliently movably within the socket member. The socket me...
09/19/1995
5446949Separable end stop for concealed slide fastener
A separable end stop for concealed slide fasteners includes a box which has a guide slot extending in a front wall of the box for receiving and guiding folded portions of two stringers, and a retaining recess formed at an upper open end of the box for rec...
09/05/1995
5443535Method of manufacturing a slide fastener
A slide fastener comprises a pair of stringer tapes, a pair of rows of interdigitating fastener elements mounted on the inner longitudinal marginal edges of the respective stringer tapes, and a slider for reciprocally movable along the fastener element ro...
08/22/1995
5441380Method and apparatus for conveying trays
In a tray conveying apparatus, a supply path and a discharge path are situated on the upper and lower sides, respectively, of the apparatus. The stocking, waiting, switching and collecting stations are arranged one under the other in order on the base-end...
08/15/1995
5440792Buckle having resilient locking arm with coacting retaining lug
A buckle for fastening loose ends of a strap or the like comprises a male or plug member and a female or socket member releasably engageable therewith. The plug member includes an elastically deformable locking arm and a retaining lug underlying and suppo...
08/15/1995
5441687Method and apparatus for manufacturing a material-backed engaging member for surface fastener
A surface fastener engaging member manufacturing method includes: extruding from an extrusion nozzle a predetermined width of molten resin; introducing the molten resin into a predetermined gap between the extrusion nozzle and a die wheel to fill up coupl...
08/15/1995
1                      
 
Sign InRegister
Username  
Password   
forgot password?