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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 8065752 | Diving face mask A diving face mask including a pair of front lenses, a lens frame provided with an outer frame having a pair of lens holders in which the lenses are detachably mounted from front and an inner frame having a pair of annular portions adapted to be detachably snap enga... | 11/29/2011 |
| 7779488 | Swimming goggles Swimming goggles includes lens units each made of transparent hard material, lens frame units each made of hard material and gasket units each made of soft and elastic material. Each of the gasket units is formed along an outer peripheral surface thereof with a conv... | 08/24/2010 |
| 7686703 | Practice device for corrected golf swing A practice device for corrected golf swing basically comprises a frame which is relatively long in one direction and a pair of strip-shaped members extending in alignment with each other in the one direction so as to define a straight target line. The frame includes... | 03/30/2010 |
| 7451498 | Face mask for diving A face mask for diving includes a distal edge of a face-contactable section of a skirt attached to a lens frame are made roundly bulge so as to have a substantially circular cross-sectional shape. ... | 11/18/2008 |
| D566745 | Swimming goggles | 04/15/2008 |
| 7334270 | Strap for diving face mask A strap for diving face mask includes an upper branched sub-section and a lower branched sub-section forming together a loop section in a middle zone of the strap as viewed lengthwise. The upper branched sub-section has a circumferential length larger than a circumf... | 02/26/2008 |
| 7328699 | Diving mask A diving mask includes a nose cover and a valve seat of a drainage mechanism having a check valve formed in the vicinity of the nose cover. The nose cover and the value seat are formed from an elastic material which is integral with a soft elastic material forming t... | 02/12/2008 |
| 7143454 | Swimming goggles Swimming goggles includes lens assemblies and pad assemblies attached to peripheral frames of the respective lens assemblies. Each of the pad assemblies is formed by a first elastic member made of first elastic material which is relatively stiff and a second elastic... | 12/05/2006 |
| 7134149 | Face mask for diving Here is disclosed a face mask provided with a rotation angle regulating means for stepwise variation of an angle of each buckle relative to associated lens frame side wall. A buckle is rotatably attached to the lens frame side wall of the face mask and the lens fram... | 11/14/2006 |
| 7134433 | Snorkel clip Here is disclosed a snorkel clip comprising a first clip member attached to a strap of a face mask for swimming or diving and a second clip member to which a breathing conduit of the snorkel is attached. The first clip member has a guide enabling the second clip mem... | 11/14/2006 |
| 7090594 | Attachment for golf tee Here is disclosed an attachment for a golf tee improved to support a golf ball above a top face of the golf tee. An attachment constructed to be mounted on a head of a golf tee has a first annular segment having a generally inverted cone shape that is cut off at the... | 08/15/2006 |
| D523462 | Swimming goggle | 06/20/2006 |
| 7001107 | Air cylinder fastening device An air cylinder fastening device has a belt and structure for belt tightening. Belt tightening structure is attached to each of the longitudinally opposite ends of the belt, and comprises first and second slider members opposed to each other in a circumferential dir... | 02/21/2006 |
| 6996857 | Swimming goggles Swimming goggles includes a pair of lens portions, a peripheral wall portion extending rearward from a periphery of each of the lens portions, a nose belt portion, and a strap. The peripheral wall portion includes an inner peripheral wall portion which comes in cont... | 02/14/2006 |
| 6966726 | Buoyancy compensator A jacket having a buoyancy compensating function has a pocket into which a weight can be inserted and a flap. A first locking member is attached to outer surface of the pocket and a second locking member adapted to be engaged with the first locking member is attache... | 11/22/2005 |
| 6966809 | Air supply and exhaust system for buoyancy compensator An air supply and exhaust system used for a buoyancy compensator includes an air supply and exhaust unit attached to a jacket, a manipulating unit connected to a hose extending from an air cylinder and first and second hoses connected to these two units. The air sup... | 11/22/2005 |
| 6957652 | Regulator for diving Here is disclosed a regulator for diving free from any possibility that smooth operation of respective components might be obstructed due to the presence of impurities in the air supplied from an air cylinder. In the regulator, a tubular coupler member coupling a re... | 10/25/2005 |
| 6827083 | Snorkel Here is disclosed a snorkel comprising a mouthpiece section, an open end section, a tubular section being contiguous to the open end section and a connector section interposed between the mouthpiece section and the tubular section and provided with a check valve. Fi... | 12/07/2004 |
| 6766540 | Face mask A face mask has a lens frame, buckles mounted on transversely opposite extremities of the lens frame, a headband having its longitudinally opposite end portions adjustably held by the respective buckles and a pair of band guides which the headband passes through. Th... | 07/27/2004 |
| D492026 | Snorkel | 06/22/2004 |
| 6749370 | Buoyancy compensating jacket A buoyancy compensating jacket is provided on a waist portion with a pocket having a first flap, a pouch having a flat cord adapted to be inserted into and taken out from the pocket with a weight packed into the pouch. As a guide means for the flat cord, at least on... | 06/15/2004 |
| 6748608 | Swimming goggle Here is disclosed swimming goggles 1 comprising a pair of lenses 2, frames 3 mounted around these lenses 2, respectively, and pairs of upper and lower arms 13, 14 extending from the respective frames 3 wherein each of these ... | 06/15/2004 |
| 6721963 | Swimming goggle A pair of lens frames 11 being more soft and flexible than a pair of lenses 10 include annular lens holders 15 to hold the lenses 10, gasket skirts 16 extending from rear edges of the lens holders 15 and a bridge 17 t... | 04/20/2004 |
| 6718977 | Regulator for diving A regulator 1 for diving has a tubular housing 13 containing therein an air supply valve 72 and this tubular housing 13 is formed with cutouts 101, 102 extending orthogonally to a longitudinal axis of the housing 13. A lever... | 04/13/2004 |
| 6718976 | Regulator for diving A tubular housing 13 constituting an air supply mechanism for a regulator 1 for diving is provided with a deflector 21 adapted to cover air outlet ports 24, 26 of the housing 13 from immediately above as viewed in a radial directio... | 04/13/2004 |
| 6715488 | Regulator for diving A regulator for diving includes a pressure regulating means. The pressure regulating means includes a multiple thread screw 87 operatively thread-engaged with a slider 84 which, in turn, is pressed a pressure regulating coil spring 81 so that th... | 04/06/2004 |
| 6698033 | Face mask for diving A diving face mask 1 has a skirt 3 of which a part forms a nose cover 9. The nose cover 9 has a bottom wall 12 configured so that the inner surface of the bottom wall 12 facing nares of a wearer of the mask curves along transversely middle portion 13 of t... | 03/02/2004 |
| 6681766 | Regulator for diving An air guide tube 62 is mounted within a tubular portion 42 formed in a housing 13 of a regulator 1 for diving. One end of the tube 62 is formed with a valve seal 63A against which a valve 72 is pressed and another end opposite to this end is formed on it... | 01/27/2004 |
| 6640347 | Goggles for swimming A pair of goggles for swimming comprises a pair of frames encircling respective lenses and a head band. Each of the frames is formed on its rear end with upper and lower arms which are formed, in turn, on rear ends thereof with projections opposed to each... | 11/04/2003 |
| 6592417 | Diving jacket A diving jacket 1 includes a back-plate 22, shoulder belts 6 and a waist belt 7. The waist belt 7 includes a pair of belt members 32, 33 each having a circumferentially rear end region 46 is fixed to an associated connector plate 31 made of a material har... | 07/15/2003 |
| 6582157 | Diving jacket A diving jacket 1 having a strap 26 extending from one of paired shoulder regions 7 to the other of the shoulder regions 7 via an upper end of the jacket 1. The strap 26 has its opposite ends fixed to the shoulder regions 7 and the length of the strap 26 ... | 06/24/2003 |
| 6579138 | Buoyancy regulator for diving A buoyancy regulator for diving includes a cylinder band for fixation of an air cylinder. The cylinder band comprises a belt-like part and a buckle which is formed with a plurality of band insertion slits arranged in a longitudinal direction of the cylind... | 06/17/2003 |
| 6568972 | Swim fins Swim fins includes an instep of a foot pocket which is provided with a plurality of ribs extending forward from the vicinity of an opening for foot insertion and grooves each defined between each pair of the adjacent ribs and extending forward. The instep... | 05/27/2003 |
| 6546601 | Buckle for a pair of swimming goggles A buckle provided in the form of a frame comprising first and second side edges opposed to each other in a longitudinal direction of strap recieved by the buckle, first and second ends opposed to each other in a direction orthogonal to the longitudinal di... | 04/15/2003 |
| 6503114 | Diving jacket A diving jacket includes a back-plate 22 and a pair of waist belt members respectively having circumferentially rear end regions fixed to the back-plate 22 by a means of associated connector plates 31. Rear end regions 37 of the respective connector plate... | 01/07/2003 |
| 6398604 | Combination of strap and buckle for diving fins A combination of strap and buckle for diving fins has a heel strap 3 and a buckle 6. The heel strap 3 has first locking teeth 21 formed thereon and a top portion 31 of the buckle 6 has its inner surface facing the heel strap 3 in the vicinity of its rear ... | 06/04/2002 |
| 6349421 | Swimming goggles Swimming goggles includes a fastener part provided at a rear end of each lens frame of the swimming goggles for holding an end of a head strap firmly in position. The fastener part includes a guide member around which the head strap can be passed and a pr... | 02/26/2002 |
| 6119685 | Diving snorkel A snorkel which includes a main conduit having an upper opening as well as a lower opening and a branch conduit branched from the main conduit. The branch conduit is formed at its top with a mouthpiece and a proximal end of the branch pipe is introduced i... | 09/19/2000 |
| 6119278 | Swimming goggles Swimming goggles include a pair of lenses, a pair of lens frame members each supporting one of the lenses, a bridge belt by which respective inner edges of the lens frame members are connected to each other, and a head band extending between respective ou... | 09/19/2000 |
| 6092895 | Lens frame assembly for a diving mask A diving face mask including a lens, a main frame and a lens holding frame. The main frame and the holding frame are integrally interlocked together by first projections and second recesses arranged between an outer peripheral surface of the main frame an... | 07/25/2000 |
