Assignee
PRINCE MFG INC
US·20 granted patents·766 citations·filing 1975–1993
Top patents by PatentIndex Score
20 records- 0189US5318297AGolf clubPRINCE MFG INC·Filed 1992·Granted Jun 7, 1994·150 cites·10 claims
- 0289US5176868ALong fiber reinforced thermoplastic frame especially for a tennis racquetPRINCE MFG INC·Filed 1991·Granted Jan 5, 1993·63 cites·11 claims
- 0388US4858340AShoe with form fitting solePRINCE MFG INC·Filed 1988·Granted Aug 22, 1989·144 cites·6 claims
- 0486US4027646APropulsion device for tennis balls and like spherical objectsPRINCE MFG INC·Filed 1976·Granted Jun 7, 1977·71 cites·14 claims
- 0582US3999756ATennis racketPRINCE MFG INC·Filed 1975·Granted Dec 28, 1976·63 cites·18 claims
- 0677USD394094STennis racquetPRINCE MFG INC·Filed 1993·Granted May 5, 1998·19 cites·1 claims
- 0776US5327714ASynthetic string for sporting applicationPRINCE MFG INC·Filed 1992·Granted Jul 12, 1994·62 cites·53 claims
- 0862US4828259ATennis racquet with double throat bridgePRINCE MFG INC·Filed 1988·Granted May 9, 1989·30 cites·7 claims
- 0961US5034082AMethod of constructing a tennis racketPRINCE MFG INC·Filed 1989·Granted Jul 23, 1991·35 cites·9 claims
- 1056US4417729ARacket stringing apparatusPRINCE MFG INC·Filed 1982·Granted Nov 29, 1983·26 cites·22 claims
- 1155US5071124ABadminton racquetPRINCE MFG INC·Filed 1990·Granted Dec 10, 1991·24 cites·8 claims
- 1253US5211397AString vibration dampener for a tennis racquetPRINCE MFG INC·Filed 1992·Granted May 18, 1993·23 cites·11 claims
- 1349USD314028SBumper strip for tennis racquetsPRINCE MFG INC·Filed 1988·Granted Jan 22, 1991·5 cites·1 claims
- 1445US5029859AProtective bumper strip, especially for wide body tennis racquetsPRINCE MFG INC·Filed 1989·Granted Jul 9, 1991·16 cites·9 claims
- 1537USD326698SBadminton racquetPRINCE MFG INC·Filed 1991·Granted Jun 2, 1992·2 cites·1 claims
- 1637US5037098ATennis racquet with tapered profile framePRINCE MFG INC·Filed 1990·Granted Aug 6, 1991·10 cites·20 claims
- 1732US5238247AMono-shaft sports racquetPRINCE MFG INC·Filed 1992·Granted Aug 24, 1993·5 cites·5 claims
- 1831US5417418AMonoshaft composite tennis racquetPRINCE MFG INC·Filed 1992·Granted May 23, 1995·6 cites·17 claims
- 1930US4006726AOscillator type ball deflectorPRINCE MFG INC·Filed 1975·Granted Feb 8, 1977·8 cites·13 claims
- 2029US5322279ADouble strung tennis racquetPRINCE MFG INC·Filed 1993·Granted Jun 21, 1994·4 cites·3 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →