Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10259130 | Hand-operated tool lock mechanism | Yoshikazu Wada | 2019-04-16 |
| 9757869 | Electric scissors | Yoshikazu Wada | 2017-09-12 |
| 9221184 | Shaft section structure of scissors | Yoshikazu Wada | 2015-12-29 |
| 6238300 | Wood-type golf club head fabricated of metal sheets | — | 2001-05-29 |
| 5706566 | High output method for fabricating metal wood golf club heads | — | 1998-01-13 |
| 5643110 | Golf wood club with smooth groove-free face | — | 1997-07-01 |
| 5643111 | Golf clubs with elastomeric vibration dampener | — | 1997-07-01 |
| 5637045 | Hollow wood-type golf club with vibration dampening | — | 1997-06-10 |
| 5518240 | Golf wood club head fabricating from cast head sections | — | 1996-05-21 |
| 5509659 | Golf club head with integrally cast sole plate | — | 1996-04-23 |
| 5480153 | Golf wood club with smooth groove-free face | — | 1996-01-02 |
| 5437088 | Method of making a golf club that provides enhanced backspin and reduced sidespin | — | 1995-08-01 |
| 5407202 | Golf club with faceplate of titanium or other high strength, lightweight metal materials | — | 1995-04-18 |
| 5398746 | Golf club head with integrally cast sole plate and fabrication method for same | — | 1995-03-21 |
| 5178273 | Golf club bag with integrated support legs | — | 1993-01-12 |
| 5058895 | Golf club with improved moment of inertia | — | 1991-10-22 |
| D318702 | Golf putter head | — | 1991-07-30 |
| 4523759 | Golf club | — | 1985-06-18 |