Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441724 | Bowling scoring console | Dan E. Gremonprez | 2002-08-27 |
| 5800275 | Convertible bowling lane | Anthony J. Gretzky | 1998-09-01 |
| RE35778 | Structure for resurfacing bowling lanes | Michael G. Gautraud, William C. Murphy | 1998-04-28 |
| 5719548 | Bowling scoring console | Daniel E. Gremonprez | 1998-02-17 |
| D379874 | Combined bowling ball rack and table with seating | Michael J. Katje | 1997-06-17 |
| D377124 | Combined bowling ball rack and table | Michael J. Katje | 1997-01-07 |
| 5564986 | Convertible bowling lane | Anthony J. Gretzky | 1996-10-15 |
| D368608 | Seat | Michael J. Katje | 1996-04-09 |
| D367982 | Blow molded seat | Michael J. Katje | 1996-03-19 |
| D367772 | Combined table and seating unit | Michael J. Katje | 1996-03-12 |
| D367097 | Bowling ball return | Michael J. Katje, Piet Visser | 1996-02-13 |
| D365237 | Bowling ball rack and table | Michael J. Katje | 1995-12-19 |
| D359004 | Keyboard overlay for a bowling scorer | Sean O. Barrett, William C. Cesaroni, Michael J. Katje | 1995-06-06 |
| D358379 | Housing for a bowling scorer monitor | Sean O. Barrett, William C. Cessaroni, Michael J. Katje | 1995-05-16 |
| D357721 | Cover for a pedestal mounted bowling scorer | Sean O. Barrett, William C. Cesaroni, Michael J. Katje | 1995-04-25 |
| D356962 | Pedestal mounted bowling scorer | Sean O. Barrett, William C. Cesaroni, Michael J. Katje | 1995-04-04 |
| D352084 | Panel assembly for bowling lanes | Michael J. Katje, William C. Murphy | 1994-11-01 |
| 5356346 | Pinsetter masking unit | Michael J. Katje, William C. Murphy | 1994-10-18 |
| 5084318 | Structure for resurfacing bowling lanes | Michael G. Gautraud, William C. Murphy | 1992-01-28 |
| 4580780 | Wooden truss foundation for bowling lanes | Michael G. Gautraud, William C. Murphy | 1986-04-08 |