Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706991 | Welding method and welding system for projection bolt | Shoji Aoyama | 2004-03-16 |
| 6653590 | Projection bolt welding device | Shoji Aoyama | 2003-11-25 |
| 6644382 | Casting sand shake-out method and its apparatus | Shoji Aoyama | 2003-11-11 |
| 6607067 | Method and device for part transportation | Shoji Aoyama | 2003-08-19 |
| RE37120 | Parts send-out control device for vibratory parts feeder | Shoji Aoyama | 2001-04-03 |
| 6163004 | Method of welding projection nut and apparatus therefor | Shoji Aoyama | 2000-12-19 |
| 6027142 | Device for jointing feeding hose | — | 2000-02-22 |
| 6008463 | Resistance welding electrode with guide pin | Shoji Aoyama | 1999-12-28 |
| RE35914 | Parts feeding device | — | 1998-10-06 |
| 5798494 | Welding apparatus | Shoji Aoyama | 1998-08-25 |
| 5705784 | Electrode for electric resistance welding | Shoji Aoyama | 1998-01-06 |
| 5638940 | Parts send-out control device for vibratory parts feeder | Shoji Aoyama | 1997-06-17 |
| 5557841 | Parts feeding device | Shoji Aoyama | 1996-09-24 |
| 5508488 | Method of projection-welding bolts | Shoji Aoyama | 1996-04-16 |
| 5477982 | Method and apparatus for supplying parts | — | 1995-12-26 |
| 5400016 | Part-detecting device combined with a part-supply rod of a part-supply unit | — | 1995-03-21 |
| 5372279 | Parts-supply control apparatus | — | 1994-12-13 |
| 5372280 | Chucking type parts feeding apparatus | — | 1994-12-13 |
| 5359171 | Parts feeding device | — | 1994-10-25 |
| 5295295 | Apparatus for feeding and tightening threaded parts | — | 1994-03-22 |
| 5291645 | Method and apparatus for feeding and tightening threaded parts | — | 1994-03-08 |
| 5285929 | Parts feeding and receiving mechanism | — | 1994-02-15 |
| 5285044 | Projection welding | — | 1994-02-08 |
| 5248058 | Parts feeder | — | 1993-09-28 |
| 5233151 | Device for controlling feed speed of parts | — | 1993-08-03 |