Assignee
BELL HELMETS INC
US·25 granted patents·1,714 citations·filing 1976–1991
Top patents by PatentIndex Score
25 records- 0197US5309576AMultiple density helmet body compositions to strengthen helmetBELL HELMETS INC·Filed 1991·Granted May 10, 1994·148 cites·22 claims
- 0296US4555816AVentilated helmetBELL HELMETS INC·Filed 1984·Granted Dec 3, 1985·106 cites·21 claims
- 0396US4434514ABicyclists helmet with air flow and perspiration controlBELL HELMETS INC·Filed 1982·Granted Mar 6, 1984·180 cites·28 claims
- 0495US5123121AHelmet retention system with adjustable buckleBELL HELMETS INC·Filed 1991·Granted Jun 23, 1992·103 cites·13 claims
- 0595US4901373AHelmet retention system with adjustable buckleBELL HELMETS INC·Filed 1988·Granted Feb 20, 1990·86 cites·13 claims
- 0692US4461044ABicycle helmet retention system with quick disconnectBELL HELMETS INC·Filed 1982·Granted Jul 24, 1984·79 cites·10 claims
- 0791US4627115AVentilated helmetBELL HELMETS INC·Filed 1985·Granted Dec 9, 1986·81 cites·11 claims
- 0890USD285980SCyclist's ribbed helmetBELL HELMETS INC·Filed 1983·Granted Oct 7, 1986·43 cites·1 claims
- 0988USD300070SBicyclist's helmetBELL HELMETS INC·Filed 1986·Granted Feb 28, 1989·26 cites·1 claims
- 1088US4549541AHelmet systemBELL HELMETS INC·Filed 1983·Granted Oct 29, 1985·81 cites·13 claims
- 1187US4612675AHelmet with adjustable ventilationBELL HELMETS INC·Filed 1985·Granted Sep 23, 1986·89 cites·21 claims
- 1287US4044400AHelmet retention systemBELL HELMETS INC·Filed 1976·Granted Aug 30, 1977·148 cites·12 claims
- 1385US4653123AAerodynamic bicyclist's helmet constructionBELL HELMETS INC·Filed 1986·Granted Mar 31, 1987·79 cites·18 claims
- 1485USD272769SCyclist's vented helmetBELL HELMETS INC·Filed 1982·Granted Feb 28, 1984·21 cites·1 claims
- 1584US4667348ACyclist's helmet and face maskBELL HELMETS INC·Filed 1986·Granted May 26, 1987·78 cites·8 claims
- 1683US4625341ARemovably attachable shield for helmet visorBELL HELMETS INC·Filed 1985·Granted Dec 2, 1986·70 cites·10 claims
- 1782USD255394SRibbed helmetBELL HELMETS INC·Filed 1978·Granted Jun 17, 1980·20 cites·1 claims
- 1881US4622700ASuction ventilated helmetBELL HELMETS INC·Filed 1985·Granted Nov 18, 1986·69 cites·16 claims
- 1980US5056699ABicycle carrierBELL HELMETS INC·Filed 1990·Granted Oct 15, 1991·54 cites·42 claims
- 2077US4305160ADetent controlled helmet shieldsBELL HELMETS INC·Filed 1980·Granted Dec 15, 1981·45 cites·5 claims
- 2175US4607395AHelmet radio control packageBELL HELMETS INC·Filed 1984·Granted Aug 19, 1986·36 cites·9 claims
- 2266USD331736SBicycle rackBELL HELMETS INC·Filed 1991·Granted Dec 15, 1992·12 cites·1 claims
- 2356US4807305AHelmet shield mechanismBELL HELMETS INC·Filed 1986·Granted Feb 28, 1989·22 cites·4 claims
- 2456US4619003AInsulated helmetBELL HELMETS INC·Filed 1985·Granted Oct 28, 1986·33 cites·10 claims
- 2547USD331382SBicycle rackBELL HELMETS INC·Filed 1991·Granted Dec 1, 1992·5 cites·1 claims
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