| Number | Date | Country | Kind |
|---|---|---|---|
| 10-375089 | Dec 1998 | JP |
| Number | Name | Date | Kind |
|---|---|---|---|
| 5435554 | Lipson | Jul 1995 | A |
| 5639084 | Kawasaki | Jun 1997 | A |
| 6183363 | Ishihara et al. | Feb 2001 | B1 |
| Number | Date | Country |
|---|---|---|
| 9-99174 | Apr 1997 | JP |
| 9-299612 | Nov 1997 | JP |
| 10-52572 | Feb 1998 | JP |
| 10-71274 | Mar 1998 | JP |
| Entry |
|---|
| The Magazine “JUGEMU”, Edition of Aug. 1998, p. 178 (“Live Broadcast Powerful Pro-Baseball '98 Opening Edition”) RECRUIT Inc., Published on Aug. 1, 1998. |
| The Magazine “JUGEMU”, Edition of Jun. 1998, pp. 11 to 13 (Live Broadcast Powerful Pro-Baseball 5) RECRUIT Inc., Published on Oct. 6, 1998. |